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Question
primary 5 | Maths
| Fractions
One Answer Below
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1 - ¼ = ¾
¾ → 7u
¼ → 2u+10
7u = 3(2u+10)
u = 30
4(2u+10) = 280 (Ans)
or
7u = 7×30 = 210
3:4 = 210 : 280
4×210÷3 = 280 (Ans)
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