Thursday 30 November 2017

Maree Multiplication over ten: Place Value


Question
Working and answer
12 x 3
10 x 3 = 30
2 x 3 = 6
30 + 6 = 36
22 x 3
10 x 6 = 60
2 x 3 = 6
60 + 6 = 66
45 x 2
10 x 9 = 90
3 x 3 = 9
80 + 10 = 90
44 x 3
50 x 2 = 100
8 x 4 = 32
100 + 32 = 132
55 x 3
50 x 2 = 100
5 x 13 = 65
100 + 65 = 165
17 x 8
10 x 8 = 80
7 x 8 = 56
80 + 56 = 136
18 x 5
10 x 5 = 50
8 x 5 = 40
50 + 40 = 90
51 x 2
50 x 2 = 100
1 x 2 = 2
100 + 2 = 102
36 x 5
30 x 5 = 150
6 x 5 = 30
150 + 30 = 180
29 x 6
20 x 6 = 120
9 x 6 = 54
120 + 54 = 174
37 x 3
30 x 3 = 90
7 x 3 = 21
90 + 21 = 111
62 x 2
60 x 2 = 120
2 x 2 = 4
120 + 4 = 124