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Tr.Reference 26.pptx
- 5. 122 × 4 =
H T O
1 2 2
4
Hundreds Tens Ones
(2 × 4)
(20 × 4)
(100 × 4)
488
X
- 6. 121 × 4 =
H T O
1 2 1
4
Hundreds Tens Ones
X
Have a go….
- 7. Hundreds Tens Ones
H T O
2 4 2
x 4
10 10 10 10
100 100 1 1
10 10 10 10
100 100 1 1
10 10 10 10
100 100 1 1
10 10 10 10
100 100 1 1
How could we make this method more efficient?
- 9. H T O
1 2 4
x 2
Your turn – have a go at calculating this
one your whiteboards…
Hundreds Tens Ones