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primary 6 | Maths | Fractions
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primary 6 Maths Fractions Singapore

Kindly help to solve this question please

Date Posted: 2 years ago

Sstrike

2 years ago

231 - 126 = 105
126 - 105 = 21

5×(231-2×21)÷7 = 135 (Ans)

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Date Posted: 2 years ago

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Date Posted: 2 years ago

Sstrike

2 years ago

alternative

3(1u+3p) = 3×105 = 315

3u+9p = 315

3u+2p = 126

7p = 315-126 = 189

5p = 5×189÷9 = 135 (Ans)