diff --git a/mips-1.asm b/mips-1.asm
new file mode 100644
index 0000000..ee2455f
--- /dev/null
+++ b/mips-1.asm
@@ -0,0 +1,44 @@
+.data
+string1: .asciiz "Enter a number:"
+string2: .asciiz "Enter the secon number:"
+string3: .asciiz "Sum:"
+endLine: .asciiz "\n"
+
+.text
+main:
+
+	li $v0 , 4				#print string1 
+	la $a0 , string1  
+	syscall
+
+	li $v0 , 5	 			#read integer
+	syscall
+	
+	move $t0,$v0            #Girdiğimiz integer değeri temporary(geçici) değere akttardık.
+	
+	li $v0 , 4
+	la $a0 , endLine        #Boşluk vermek için. 
+	syscall
+	
+	li $v0 , 4
+	la $a0 , string2        
+	syscall
+	
+	li $v0 , 5
+	syscall
+	
+	move $t1,$v0             
+	
+	li $v0 , 4
+	la $a0 , string3
+	syscall
+	
+	add $t2,$t1,$t0			#İki tane yazdığımız integer değerleri toplayıp $t2 temporary değere aktardık.s
+	li $v0, 1			    #print integer
+	move $a0, $t2			#Temporary değeri a0 a aktardık.
+	syscall
+	
+		 
+	li $v0, 10              #exit
+	syscall
+	
diff --git a/mips-10-functions.asm b/mips-10-functions.asm
new file mode 100644
index 0000000..5cfef92
--- /dev/null
+++ b/mips-10-functions.asm
@@ -0,0 +1,45 @@
+.data
+string1: .asciiz "Enter a number:"
+string2: .asciiz "Sum of digits = " # 
+string3: .asciiz "Original number = " # 
+endLine: .asciiz "\n"
+
+.text
+
+sumFunc: 
+	add $v0,$a0,$a1             # (int a0,int a1)
+
+    jr $ra	
+	
+main:
+
+	li $v0,4
+	la $a0,string1
+	syscall	
+	
+	li $v0,5
+	syscall
+	move $t0,$v0
+	
+	li $v0,4
+	la $a0,string1
+	syscall	
+	
+	li $v0,5
+	syscall
+	move $t1,$v0
+	
+	move $a0,$t0
+	move $a1,$t1
+	jal sumFunc
+	move $t2,$v0           # t2 = sumFunc(a0,a1) 
+	
+	li $v0,1
+	move $a0,$t2
+	syscall                # Result
+	
+	
+	
+	
+	li $v0,10
+	syscall
\ No newline at end of file
diff --git a/mips-11.asm b/mips-11.asm
new file mode 100644
index 0000000..494afdb
--- /dev/null
+++ b/mips-11.asm
@@ -0,0 +1,91 @@
+.data
+string1: .asciiz  "Enter a number :"
+endLine: .asciiz  "\n"
+string2: .asciiz  "Addition : "
+string3: .asciiz  "Dividition : "
+string4: .asciiz  "Remainder : "
+string5: .asciiz  "Multiplication : "
+
+.text
+main:
+
+li $v0,4
+la $a0,string1
+syscall
+
+li $v0,5
+syscall
+move $t0,$v0
+
+li $v0,4
+la $a0,endLine
+syscall
+
+li $v0,4
+la $a0,string1
+syscall
+
+li $v0,5
+syscall
+move $t1,$v0
+
+
+beq $t0,$t1, Addition
+j Dividition
+
+Addition:
+
+li $v0,4
+la $a0,string2
+syscall
+
+add $t2,$t1,$t0
+move $a0,$t2
+
+li $v0,1
+syscall
+j exit
+
+Dividition:
+
+li $v0,4
+la $a0,string3
+syscall
+
+div $t0,$t1
+mflo $a0
+li $v0,1
+syscall
+
+li $v0,4
+la $a0,endLine
+syscall
+
+li $v0,4
+la $a0,string4
+syscall
+
+mfhi $a0
+li $v0,1
+syscall
+
+li $v0,4
+la $a0,endLine
+syscall
+
+
+li $v0,4
+la $a0,string5
+
+
+mul $t2,$t1,$t0
+syscall
+move $a0,$t2
+li $v0,1
+syscall
+j exit
+
+
+exit:
+li $v0,10
+syscall
\ No newline at end of file
diff --git a/mips-12-calculator.asm b/mips-12-calculator.asm
new file mode 100644
index 0000000..03a5f67
--- /dev/null
+++ b/mips-12-calculator.asm
@@ -0,0 +1,132 @@
+.data
+
+string1: .asciiz "For add press 1, For sub press 2, For div press 3, For mult press 4,For remaminder press 5: "
+string2: .asciiz "Enter a number: "
+endLine: .asciiz "\n"
+addition: .asciiz "Addition : "
+subtraction: .asciiz "subtraction : "
+dividition: .asciiz "dividition : "
+multplication: .asciiz "multplication : "
+remainder: .asciiz "Remainder is: "
+
+.text
+main:
+
+	li $v0,4
+	la $a0,string2
+	syscall
+	
+	li $v0,5
+	syscall
+	move $t0,$v0
+	
+	li $v0,4
+	la $a0,string2
+	syscall
+	
+	li $v0,5
+	syscall
+	move $t1,$v0
+	
+	li $v0,4
+	la $a0,endLine
+	syscall
+	
+	li $v0,4
+	la $a0,string1
+	syscall
+	
+	li $v0,4
+	la $a0,endLine
+	syscall
+	
+	li $v0,5
+	syscall
+	move $t2,$v0
+	
+	beq $t2,1,Addition
+	beq $t2,2,Subtraction
+	beq $t2,3,Dividition	
+	beq $t2,4,Multplication
+	beq $t2,5,Remainder	
+	
+Addition:
+
+	li $v0,4
+	la $a0,addition
+	syscall
+	
+	li $v0,4
+	la $a0,endLine
+	syscall
+		
+	add $t3,$t0,$t1
+	move $a0,$t3
+	
+	li $v0,1
+	syscall
+	j Exit
+	
+Subtraction:
+
+	li $v0,4
+	la $a0,subtraction
+	syscall
+			
+	sub $t3,$t0,$t1
+	move $a0,$t3
+	
+	li $v0,1
+	syscall
+	j Exit	
+
+Dividition:
+
+	li $v0,4
+	la $a0,dividition
+	syscall
+			
+	div $t0,$t1
+	mflo $a0	
+	li $v0,1
+	syscall
+		
+	
+	j Exit	
+	
+Multplication:
+
+	li $v0,4
+	la $a0,multplication
+	syscall
+			
+	mul $t3,$t0,$t1
+	move $a0,$t3
+	
+	li $v0,1
+	syscall
+	j Exit	
+
+Remainder:
+	
+	li $v0,4
+	la $a0,remainder
+	syscall
+
+	
+	rem $t3,$t0,$t1
+	move $a0,$t3
+	li $v0,1
+	syscall
+	j Exit
+
+Exit:
+
+li $v0,10
+syscall
+	
+
+
+
+	
+	
\ No newline at end of file
diff --git a/mips-13-Arrays.asm b/mips-13-Arrays.asm
new file mode 100644
index 0000000..f7ae034
--- /dev/null
+++ b/mips-13-Arrays.asm
@@ -0,0 +1,67 @@
+.data
+
+endLine: .asciiz "\n"
+c: .asciiz "c:"
+a: .asciiz "a:"
+A:	.word 3, 4, 5
+
+.text
+main:
+	
+	li $s0,1 # a
+	li $s1,4 # b
+	add $s0,$s0,$s1 #a = a + b
+
+	la $s3,A # address
+	lw $t2,8($s3) # A[2]
+
+	sub $t3,$s0,$s1
+	add $t2,$t2,$t3
+	
+	sw $t2,4($s3)
+
+while:	
+	beq $s0,1,endWhile
+	
+	add $s2,$s0,$s1
+	sub $s0,1
+	
+	li $v0,4
+	la $a0,c
+	syscall
+	
+	li $v0,1
+	move $a0,$s2
+	syscall
+	
+	li $v0,4
+	la $a0,endLine
+	syscall
+	
+	li $v0,4
+	la $a0,a
+	syscall
+	
+	li $v0,1
+	move $a0,$s0
+	syscall
+	
+	li $v0,4
+	la $a0,endLine
+	syscall
+	
+	j while
+endWhile:
+	
+	
+
+	li $v0, 10
+	syscall
+	
+	
+
+
+
+
+
+
diff --git a/mips-14.asm b/mips-14.asm
new file mode 100644
index 0000000..3c72766
--- /dev/null
+++ b/mips-14.asm
@@ -0,0 +1,43 @@
+
+.text
+
+sumoftimestwo:
+
+	addi $sp,$sp,-4
+	sw $s0,$sp
+
+	mul $a0,$a0,2
+	mul $a1,$a1,2
+	mul $a2,$a2,2
+	
+	add $v0,$a0,$a1
+	add $v0,$v0,$a2
+	
+	div $v0,$v0,2
+		
+	lw $s0,$sp
+	addi $sp,$sp,-4
+	
+	jr $ra
+
+main:
+	
+	li $a0,1
+	li $a1,2
+	li $a2,3
+	jal sumoftimestwo
+	
+	move $a0,$v0
+	li $v0,1
+	syscall
+
+	li $v0, 10
+	syscall
+	
+	
+
+
+
+
+
+
diff --git a/mips-15.asm b/mips-15.asm
new file mode 100644
index 0000000..9f9b7e7
--- /dev/null
+++ b/mips-15.asm
@@ -0,0 +1,42 @@
+.data
+endLine: .asciiz "\n"
+
+.text
+main:
+	li $t9,0x10000000 # base address
+	
+	li $t0,15
+	sw $t0,24($t9)
+	
+	li $t0,25
+	sw $t0,28($t9)
+	
+	lw $t1,24($t9)
+	lw $t2,28($t9)
+	sw $t1,28($t9)
+	sw $t2,24($t9)
+	
+	lw $t1,24($t9)
+	li $v0,1
+	move $a0,$t1
+	syscall
+	
+	li $v0,4
+	la $a0,endLine
+	syscall
+	
+	lw $t1,28($t9)
+	li $v0,1
+	move $a0,$t1
+	syscall
+		
+	li $v0, 10
+	syscall
+	
+	
+
+
+
+
+
+
diff --git a/mips-16-powerFunc.asm b/mips-16-powerFunc.asm
new file mode 100644
index 0000000..54eebd8
--- /dev/null
+++ b/mips-16-powerFunc.asm
@@ -0,0 +1,66 @@
+.data
+string1: .asciiz "Enter base number:"
+string2: .asciiz "Enter exp number:"
+string3: .asciiz "Result:"
+endLine: .asciiz "\n"
+.text
+
+#########################################################
+powerFunction:
+# a0 -> baseNumber       a1 -> expNumber		v0 -> result
+	# result = 1;
+	# counter = 0;
+	# if (exp == 0)
+	#  	return result;
+	# for ( counter = 0; counter < expNumber ; ++counter )
+	#	result = result*baseNumber
+	# return result;		
+	
+	
+	li $v0,1
+	bne $a1,$zero,endif
+	jr $ra
+endif:
+	li $t0,0
+loop:
+	bge $t0,$a1,endLoop
+	mul $v0,$v0,$a0
+	addi $t0,$t0,1
+	j loop
+endLoop:
+	jr $ra
+#########################################################
+main:
+	li $v0, 4
+	la $a0, string1
+	syscall
+
+	li $v0,5	
+	syscall
+	move $t0,$v0
+	
+	li $v0, 4
+	la $a0, string2
+	syscall
+
+	li $v0,5
+	syscall
+	move $t1,$v0
+	
+	move $a0,$t0
+	move $a1,$t1
+	jal powerFunction
+	move $a0,$v0
+	li $v0,1
+	syscall
+			
+	li $v0, 10
+	syscall
+	
+	
+
+
+
+
+
+
diff --git a/mips-17-recursivePowerFunc.asm b/mips-17-recursivePowerFunc.asm
new file mode 100644
index 0000000..6c3d388
--- /dev/null
+++ b/mips-17-recursivePowerFunc.asm
@@ -0,0 +1,65 @@
+.data
+string1: .asciiz "Enter base number:"
+string2: .asciiz "Enter exp number:"
+string3: .asciiz "Result:"
+endLine: .asciiz "\n"
+.text
+
+#########################################################
+recursivePowerFunction:
+# a0 -> baseNumber       a1 -> expNumber		v0 -> result
+#	recursivePowerFunction
+#	   if (expNumber == 0)
+#			return 1;
+#	   else
+#		   return baseNumber * recursivePowerFunction(baseNumber,expNumber - 1)
+
+	bne $a1,$zero,recursion
+	li $v0,1
+	jr $ra
+recursion:
+	addi $sp,-4
+	sw $ra,0($sp)
+	addi $a1,$a1,-1
+	jal recursivePowerFunction
+	mul $v0,$v0,$a0
+	lw $ra,0($sp)
+	addi $sp,4
+	jr $ra
+	
+	
+#########################################################
+main:
+	li $v0, 4
+	la $a0, string1
+	syscall
+
+	li $v0,5	
+	syscall
+	move $t0,$v0
+	
+	li $v0, 4
+	la $a0, string2
+	syscall
+
+	li $v0,5
+	syscall
+	move $t1,$v0
+	
+	move $a0,$t0
+	move $a1,$t1
+	jal recursivePowerFunction
+	move $a0,$v0
+	li $v0,1
+	syscall
+			
+	li $v0, 10
+	syscall
+	
+	
+
+
+
+
+
+
diff --git a/mips-18-bubbleSort.asm b/mips-18-bubbleSort.asm
new file mode 100644
index 0000000..fcb1e80
--- /dev/null
+++ b/mips-18-bubbleSort.asm
@@ -0,0 +1,108 @@
+
+
+#bubble sort
+.data
+
+endLine: .asciiz "\n"
+array:	.word 5, 3, 4, 6, 1
+
+.text
+
+display:
+	la $s3,array                   # address
+	li $t0,0                        # cnt
+	startLoop:
+	bge $t0,5,endLoop
+	li $t1,4
+	mul $t1,$t1,$t0
+	add $t2,$s3,$t1
+	lw $t3,0($t2)
+	
+	li $v0,1
+	move $a0,$t3
+	syscall
+	
+	li $v0,4
+	la $a0,endLine
+	syscall
+	
+	addi $t0,1
+	j startLoop
+endLoop:
+	jr $ra
+
+
+
+sort:
+
+	#for (int i = 0 ; i < 5 - 1; ++i) 
+	#{
+	#	for (int j = 0 ; j < 5 - 1 - j; ++i) 
+	#	{
+	#		if( array[j] > array[j+1] )
+	#		{
+	#			temp = array[j];
+	#			array[j] = array[j+1];
+	#			array[j+1] = temp;
+	#			// swap
+	#		}
+	#	
+	#	}
+	#}
+
+	la $s0,array
+	li $t0,0 # i
+	li $t9,4 # size-1
+	
+sortLoop1:
+	bgt $t0,$t9,sortEndloop1
+		li $t1,0 # j
+		sub $t2,$t9,$t1
+		
+			sortLoop2:
+				bgt $t1,$t2,sortEndloop2
+					mul $t3,$t1,4
+					add $t4,$s0,$t3
+					
+					lw $t5,0($t4)
+					lw $t6,4($t4)
+					
+					bgt $t5,$t6,swap					
+					j endSwap
+					swap:
+						move $t7,$t5
+						move $t5,$t6
+						move $t6,$t7
+						
+						sw $t5,0($t4)
+						sw $t6,4($t4)						
+					endSwap:				
+				addi $t1,1
+				j sortLoop2	
+			sortEndloop2:	
+			
+	addi $t0,1
+	j sortLoop1
+sortEndloop1:
+
+	jr $ra
+
+
+main:
+
+	
+	jal display
+	jal sort
+	jal display
+
+	
+	li $v0, 10
+	syscall
+	
+	
+
+
+
+
+
+
diff --git a/mips-2-multiplication.asm b/mips-2-multiplication.asm
new file mode 100644
index 0000000..633f048
--- /dev/null
+++ b/mips-2-multiplication.asm
@@ -0,0 +1,52 @@
+.data
+string1: .asciiz "Enter a number:"
+string2: .asciiz "Result(low part):"
+string3: .asciiz "Result(high part):"
+endLine: .asciiz "\n"
+
+.text
+main:
+
+	li $v0, 4                   #print string 
+	la $a0, string1
+	syscall
+	
+	li $v0, 5                   #read integer
+	syscall
+	move $t0, $v0
+		
+	li $v0, 4
+	la $a0, string1
+	syscall
+	
+	li $v0, 5	
+	syscall
+	move $t1, $v0
+	
+	li $v0, 4
+	la $a0, string2
+	syscall
+	
+	mult $t0, $t1
+	mflo $a0
+	li $v0, 1
+	syscall
+	
+	li $v0, 4
+	la $a0, endLine
+	syscall
+	
+	li $v0, 4
+	la $a0, string3
+	syscall
+	
+	mfhi $a0
+	li $v0, 1
+	syscall
+	
+		
+	li $v0, 10
+	syscall
+	
+	
+
diff --git a/mips-3-division-and-remainder.asm b/mips-3-division-and-remainder.asm
new file mode 100644
index 0000000..ac9ef10
--- /dev/null
+++ b/mips-3-division-and-remainder.asm
@@ -0,0 +1,56 @@
+.data
+string1: .asciiz "Enter a number:"
+string2: .asciiz "Division:"
+string3: .asciiz "Remainder:"
+endLine: .asciiz "\n"
+
+.text
+main:
+
+	li $v0, 4
+	la $a0, string1
+	syscall
+	
+	li $v0, 5
+	syscall
+	move $t0, $v0
+		
+	li $v0, 4
+	la $a0, string1
+	syscall
+	
+	li $v0, 5	
+	syscall
+	move $t1, $v0
+	
+	li $v0, 4
+	la $a0, string2
+	syscall
+	
+	div $a0,$t0,$t1  #   a0 = t0 / t1
+	li $v0, 1
+	syscall
+	
+	li $v0, 4
+	la $a0, endLine
+	syscall
+	
+	li $v0, 4
+	la $a0, string3
+	syscall
+	
+	rem $a0,$t0,$t1  #   a0 = t0 % t1
+	li $v0, 1
+	syscall
+	
+	
+		
+	li $v0, 10
+	syscall
+	
+	
+
+
+
+
+
diff --git a/mips-4-divider.asm b/mips-4-divider.asm
new file mode 100644
index 0000000..92feccf
--- /dev/null
+++ b/mips-4-divider.asm
@@ -0,0 +1,49 @@
+.data
+string1: .asciiz "Enter a number : "
+endLine: .asciiz "\n"
+string2: .asciiz "Lower Part : "
+string3: .asciiz "Higher Part : "
+
+.text
+main:
+
+li $v0,4
+la $a0,string1
+syscall
+
+li $v0,5
+syscall
+move $t0,$v0
+
+li $v0,4
+la $a0,string1    #cout<<Enter a number
+syscall
+
+li $v0,5
+syscall
+move $t1,$v0
+
+li $v0,4
+la $a0,string2    #cout<<Lower Part
+syscall
+
+div $t0,$t1
+mflo $a0
+li $v0,1
+syscall
+
+li $v0,4
+la $a0,endLine    #cout<<Lower Part
+syscall
+
+mfhi $a0          #remainder
+li $v0,1
+syscall
+
+li $v0,1
+syscall
+
+
+
+li $v0, 10        #exit
+syscall
\ No newline at end of file
diff --git a/mips-5-ifElse.asm b/mips-5-ifElse.asm
new file mode 100644
index 0000000..a2232ed
--- /dev/null
+++ b/mips-5-ifElse.asm
@@ -0,0 +1,48 @@
+.data
+string1: .asciiz "Enter a number : "
+endLine: .asciiz "\n"
+string2: .asciiz "a is equal to be : "
+string3: .asciiz "a is not equal to be  : "
+
+.text
+main:
+
+li $v0,4
+la $a0,string1
+syscall
+
+li $v0,5
+syscall
+move $t0,$v0
+
+li $v0,4
+la $a0,string1    #cout<<Enter a number
+syscall
+
+li $v0,5
+syscall
+move $t1,$v0
+
+beq $t0,$t1, if_label
+j else_label
+
+if_label:
+
+li $v0,4
+la $a0,string2
+syscall
+j end_label
+
+
+else_label:
+
+li $v0,4
+la $a0,string3
+syscall
+
+end_label:
+li $v0, 10        #exit
+syscall
+
+
+
diff --git a/mips-6-ifElseAdder.asm b/mips-6-ifElseAdder.asm
new file mode 100644
index 0000000..b96a098
--- /dev/null
+++ b/mips-6-ifElseAdder.asm
@@ -0,0 +1,59 @@
+.data
+
+string1: .asciiz "Enter a number : "
+string2: .asciiz "Summation of adding : "
+string3: .asciiz "You can not sum these numbers because they are NOT same !: "
+endLine: .asciiz "\n"
+
+.text
+main:
+
+li $v0,4
+la $a0,string1
+syscall        #std::cout<<string1
+
+li $v0,5
+syscall
+move $t0,$v0    #$t0 = $v0
+
+li $v0,4
+la $a0,endLine   #cout<<endLine;
+syscall
+
+li $v0,4
+la $a0,string1
+syscall        #std::cout<<string1
+
+li $v0,5
+syscall
+move $t1,$v0
+
+li $v0,4        # print integer
+la $a0,endLine    #cout<<endLine;
+syscall
+
+li $v0,4
+la $a0,string2
+syscall
+
+
+beq $t0,$t1, SUM
+j ALERT
+
+
+SUM : 
+add $t2,$t0,$t1
+li $v0,1
+move $a0,$t2
+syscall
+j EXIT
+
+ALERT : 
+li $v0,4
+la $a0,string3
+syscall
+j EXIT
+
+EXIT:
+li $v0,10       #exit
+syscall
\ No newline at end of file
diff --git a/mips-7.asm b/mips-7.asm
new file mode 100644
index 0000000..6851bb2
--- /dev/null
+++ b/mips-7.asm
@@ -0,0 +1,99 @@
+.data
+string1: .asciiz "Enter a number : "
+endLine: .asciiz "\n"
+string2: .asciiz "Addition result is  : "
+string3: .asciiz "Substraction result is : "
+string4: .asciiz "Your second number is greater than your first number and then you can not sub these two numbers : "
+
+.text
+main:
+
+j EnteraNumber
+
+EnteraNumber:
+li $v0,4
+la $a0,string1
+syscall
+
+li $v0,5
+syscall
+move $t0,$v0
+
+li $v0,4
+la $a0,string1    #cout<<Enter a number
+syscall
+
+li $v0,5
+syscall
+move $t1,$v0
+
+
+
+
+beq $t0,$t1, Addition
+j Substraction
+
+Addition:
+
+add $t2,$t1,$t0
+li $v0,4
+la $a0,string2    #cout<<Addition result is 
+syscall
+
+li $v0,1
+move $a0,$t2
+syscall
+j end_label
+
+
+Substraction:
+bgt $t1,$t0, EnteraNumber2
+j SUB2
+
+SUB2:
+sub $t2,$t0,$t1
+li $v0,4
+la $a0,string3    #cout<<Addition result is 
+syscall
+
+li $v0,1
+move $a0,$t2
+syscall
+j end_label
+
+
+
+EnteraNumber2:
+
+li $v0,4
+la $a0,string4
+syscall
+
+li $v0,4
+la $a0,endLine
+syscall
+
+li $v0,4
+la $a0,string1
+syscall
+
+li $v0,5
+syscall
+move $t0,$v0
+
+li $v0,4
+la $a0,string1    #cout<<Enter a number
+syscall
+
+li $v0,5
+syscall
+move $t1,$v0
+j Substraction
+
+
+end_label:
+li $v0, 10        #exit
+syscall
+
+
+
diff --git a/mips-8-fact.asm b/mips-8-fact.asm
new file mode 100644
index 0000000..dfaa85d
--- /dev/null
+++ b/mips-8-fact.asm
@@ -0,0 +1,45 @@
+#Fact
+
+.data
+string1: .asciiz "Enter a number:"
+string2: .asciiz "! = " # 5! = 120
+endLine: .asciiz "\n"
+
+.text
+main:
+
+	li $v0,4
+	la $a0,string1
+	syscall
+	
+	li $v0,5
+	syscall
+	move $t2,$v0
+	 
+	li $t0,1						 			    # t0 -> result	
+	li $t1,1                        	    	    # t1 -> loop counter
+	
+LoopStart:
+	
+	bgt  $t1,$t2,endLoop							# if (t1>t2) goto endLoop
+	mul  $t0,$t0,$t1
+	addi $t1,$t1,1                                  # ++i
+	j LoopStart
+
+endLoop:
+
+	li   $v0,1	
+	move $a0,$t2
+	syscall            # -> print input number
+	
+	li $v0,4
+	la $a0,string2
+	syscall
+	
+	li $v0,1
+	move $a0,$t0
+	syscall            # -> print result
+	
+	li $v0,10
+	syscall
+	
\ No newline at end of file
diff --git a/mips-9-while.asm b/mips-9-while.asm
new file mode 100644
index 0000000..c125e59
--- /dev/null
+++ b/mips-9-while.asm
@@ -0,0 +1,49 @@
+.data
+string1: .asciiz "Enter a number:"
+string2: .asciiz "Sum of digits = " # 
+string3: .asciiz "Original number = " # 
+endLine: .asciiz "\n"
+
+.text
+
+
+main:
+	
+	li $v0,4
+	la $a0,string1
+	syscall
+	
+	li $v0,5
+	syscall
+	move $t0,$v0
+	
+	# tempNumber = number;
+	# sumOfDigits = 0 ;
+	# while ( tempNumber != 0 )
+	# {
+	#	digit = tempNumber % 10;
+	#   sumOfDigits += digit;
+	#	tempNumber /= 10;
+	# }
+	 
+	move $t1,$t0 
+	li   $t2,0
+	
+while:
+	beq $t1,$zero,endWhile 
+	rem $t3,$t1,10                                   #  123%10 = 3
+	add $t2,$t2,$t3   
+	div $t1,$t1,10				
+	j while	
+
+endWhile:
+	li $v0,4
+	la $a0,string2 
+	syscall 
+
+	li $v0,1
+	move $a0,$t2 
+	syscall
+		
+	li $v0,10
+	syscall
\ No newline at end of file