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Thursday 13 March 2014

Maths Week 6 Multiplication



253×3=759
3×3=9
3×5=5
3×2=6+1=7
=759
155×8=1240
8×5=0
Carry the 4
8×5=40+4=4
Carry the 4
8×1=8+4=12
Add the 12 and 4 and 0
=1240
411×4=1644
4×1=4
4×1=4
4×4=16
Put 16 and the 44 together and it makes 1644
142×5=710
5×2=10
5×4=0
Carry the 2
5×1=5+2=7
Add the 7 and the 10.= 710
139×4=556
4×9=6
Carry the 3
4×3=2+3=5
Carry the 1
4×1=4+1=5
Add the 5,5 and 6. 556
239×3=717
3×9=7
Carry the 2
3×3=9+2=11
Carry the 1
3×2=6+1=7
Add the 7,1 and 7. 717

288×6=1728
6×8=8
Carry the 4
6×8=48+4=2
Carry the 5
6×2=12+5=17
Add the 17,2 and 8. 1728

247×9=2223
9×7=3
Carry the 6
9×4=6+6=2
Carry the 4
9×2=18+4=22
Add the 22,2 and 3. 2223
408×2=816
2×8=6
Carry 1
2×0=0+1=1
2×4=8
Add 8, 1 and 6. 816
437×2=874
2×7=4
Carry the 1
2×3=6+1=7
2×4=8
Add the 8,7 and 4. 874
652×7=4564
7×2=4
Carry the 1
7×5=5+1=6
Carry the 3
7×6=42+3=45
Add the 45,6 and 4. 4564.
555×9=4995
9×5=5
Carry the 4
9×5=5+4=9
Carry the 4
9×5=45+4=49


4×236=944
7×203=1421
6×218=1308
5×631=3115
4×256=1024
7×208=1456
2×488=976
3×812=2436
8×644=5162

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