AC Lim's answer to CH's Primary 5 Maths Whole Numbers Singapore question.

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AC Lim
Ac Lim's answer
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Hope this helps
CH
CH
4 years ago
Why the 11 more coins not part of Europe?
AC Lim
AC Lim
4 years ago
2/9 of her coins were Europe. Meaning 2u of total 9u is Europe.
Europe =2u
America = 2u-11
Asia = 9u -2u -2u +11=5u+11
CH
CH
4 years ago
Now I understand. Thank you