11x57

(a)  

3/5 x 1/3

(a)  

4.63 x 0.01

(a)  

98x2

(a)  

0.082  $\div$  0.01

(a)  

762 / 2

(a)  

84 / 3

(a)  

36 / 4

(a)  

58 / 2

(a)