Find the sum: 90.8 + 14.6 =

(a)  

Find the difference: 2178 - 956 =

(a)  

Find the difference: 21.78 - 9.56 =

(a)  

2 x 31= (a)  

Find the product: 2 x 3.1= (a)  

72÷ 4 = (a)  

Find the quotient: 7.2÷ 4 = (a)