A Philips's answer to Oshioyi's Primary 4 Maths Singapore question.

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A Philips
A Philips's answer
864 answers (A Helpful Person)
I have shown you the assumption method and guess and check method as well
Oshioyi
Oshioyi
3 years ago
This is perfect.
A Philips
A Philips
3 years ago
Great :)