54 + 28

(a)  

27 + 51

(a)  

92 + 34

(a)  

1329 + 320

(a)  

9 x 143

(a)  

56 x 7

(a)  

8 x 3

(a)  

14 x 2

(a)  

8 x 6

(a)  

45 - 38

(a)  

22 - 13

(a)  

46 - 33

(a)  

128 - 28

(a)  

894 - 71

(a)  

35 ÷ 5

(a)  

63 ÷ 7

(a)  

3427 ÷ 1

(a)  

896 ÷ 0

(a)  

200 ÷ 40

(a)