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Primary 4 | Maths
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Wu Shan He
Wu Shan He

Primary 4 chevron_right Maths chevron_right Singapore


Date Posted: 1 year ago
Views: 67
1 year ago
c: u
a: 4u

4u - 143 = u - 17
u = 42

at first, 42 children

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Teo Woon Kiat
Teo Woon Kiat's answer
153 answers (Tutor Details)
I hope the diagram helps.
Wu Shan He
Wu Shan He
1 year ago
Thanks a lot.