19 × _______ = 0

5 sets of 8 each = 4 sets of ________ each

25 × 100 =

40 × 20 =

9 * 5 =  __________ tens and  _________  units.

100*5=

1 × 2 × 3 × 0 =

Double of 52 is

12 × 7 = 7×

Multiplication is known as repeated