$.$data

$$ Str$1$: $.$asciiz $$Enter first number$$

$$ Str$2$: $.$asciiz $$Enter second number$$

$$ Str$3$: $.$asciiz $$Enter operation $+,-,*,/$

$.$text

$$ main:

$$ #print string $$Enter first number$$

$$ #read integer into $s$0$

$$ #print string $$Enter second number$$

$$ #read integer into $s$1$

$$ #print string $$Enter Operation$$

$$ #read char into $s$2+(43),-(45),*(42),/(47)$

$$ #if $+$ goto ADD

$$ #if $-$ goto SUB

$$ #if $*$ goto MULT

$$ #if $/$ goto DIV

$$ ADD:

#$s$0$ add $s$1$ into $s$2$

$$ #print integer stored in $s$2$

$$ #END program

$$ SUB:

$$ #$s$0$ sub $s$1$ into $s$2$

$$ #print integer stored in $s$2$

$$ #END program

MULT:

#$s$0$ MULT $s$1$ into $s$2$

#print integer stored in $s$2$

#END program

DIV:

#$s$0$ DIV $s$1$ into $s$2$

#print integer stored in $s$2$

#END program