Pages

Friday 22 February 2019

Multiplication 1


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
716
3.121 x 7
121 x 7=
130 x 7=910
9 x 7=63
910 - 63=
910 - 60=850
850 - 3=847
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

No comments:

Post a Comment

Note: only a member of this blog may post a comment.