AN Tutor's answer to Maddie's Primary 6 Maths Speed Singapore question.

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AN Tutor
An Tutor's answer
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Hope this helps :)
Emily Tan Zi Ying
Emily Tan Zi Ying
5 years ago
The method is correct but your values are wrong
56-24-21=11 not 10 hence your subsequent values ends up different as well
AN Tutor
AN Tutor
5 years ago
Oh yes, thanks for highlighting that!