Problems
|
Strategies
|
Answer
|
1.67 x 9=
|
67 x 9=
70 x 9=630
3 x 9=27
630 - 27=
630 - 20=610
610 - 7=603
|
603
|
2.92 x 8=
|
92 x 8=
100 x 8=800
8 x 8=64
800 - 60=720
720 - 4=716
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716
|
3.121 x 7
|
121 x 7=
130 x 7=910
9 x 7=63
910 - 63=
910 - 60=850
850 - 3=847
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847
|
4.175 x 6
|
175 x 6=
180 x 6=1080
5 x 6=30
1080-30=
1080-30=1050
|
1050
|
5.215 x 7
|
215 x 7=
220 x 7=1540
5 x 7=35
1540 - 30=1510
1510 - 5=1505
|
1505
|
Friday, 22 February 2019
Multiplication 1
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