3-5-3-m

EXAMPLE.

7 x 8 = 7 x ( 3 + 5 )
= 21 + 35
= 56

7 x 8 = 7 x ( 4 + 4 )
= 28 +28
= 56

1. Calculate.Look at the example.

7 x 9 = ............................
= .......................
= ........

6 x 7 = ............................
= ........................
= .........

4 x 8= ............................
= ......................
= .........

2. Calculate.

18
32+3 x 6=.......
____
30 -4 x 7=.......
____
6 x 7- 27=.......

____    ____
5 x 8 + 3 x 9= ..........
____    ____
8 x 7+ 0 x 6= ...........
        ____
87 - 8 x 7= ...........

____
(3+ 6)x 8=........
____
(5+ 4)x 7=........
____
4x (3+ 4)=.........

_____
10x (7+ 2)=..........
_____
9x (4+ 2)=..........
____
(3+ 3)x 6=..........

3. Do it in your head.Colour.

20 - 3 x 6
2 x 7 + 3
(12 - 7) x 7
6 x (2 + 8)
3 x 6 + 4 x 5
8 x 7 - 33

2 x 3 + 1 x 4
(3 + 1) x 4
8 - 0 x 3
(8 - 0) x 3
61 - 6 x 6
(27 - 19) x 7