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primary 5 | Maths
| Whole Numbers
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Date Posted: 3 years ago
Views: 208
Lina: 5 units
Brother: 7 units
the height difference is 7-5=2 units
Since the height difference is 40cm,
40cm = 2 units
1 unit = 40cm ÷ 2
= 20
Lina's height is 5 units,
20cm × 5 =100cm (answer)
Brother: 7 units
the height difference is 7-5=2 units
Since the height difference is 40cm,
40cm = 2 units
1 unit = 40cm ÷ 2
= 20
Lina's height is 5 units,
20cm × 5 =100cm (answer)
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