penguin's answer to Kei Chua's Primary 5 Maths Fractions Singapore question.
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1/2 boys = 2/7 girls
4/7 boys and 7/7 girls
880 divided by (4+7) = 80
Diff btwn girls and boys: 7-4= 3units
80times3 =240
Ans: 240 more
4/7 boys and 7/7 girls
880 divided by (4+7) = 80
Diff btwn girls and boys: 7-4= 3units
80times3 =240
Ans: 240 more
Date Posted:
4 years ago
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