1. 6x2=12
2x4=8
8x2=16
2x9=18
5x2=10
2. a) 2x7=14
3x2=6
8 x 2 = 16
2 x 9 = 18
4 x 2 = 8
b) (3 + 2) x 2 = 5x2=10
2 x (4 + 2) = 2x6=12
(2 + 5) x 2 = 7x2=14
2 x (7 + 2) = 2x9=18
(8 + 2) x 2 =10x2=20
c) 3 x 2 x 2 = 12
2 x 4 x 2 =16
2 x 2 x 2 = 6
5x 2 x 2 = 20
4 x 2 x 2 =16