$36\div6=$  

(a)  

 $16\div2=$  

(a)  

 $21\div3=$  

(a)  

 $27\div9=$  

(a)  

 $12\div4=$  

(a)  

 $40\div10=$  

(a)  

 $15\div5=$  

(a)  

 $81\div9=$  

(a)  

 $42\div6=$  

(a)