Matthew Soon's answer to Mohd Shahirin's Primary 5 Maths Whole Numbers Singapore question.
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For part (a), if you add all the equations together, you will end up with 2x of everyone's total mass. So you can just divide the sum by 2.
Cheers :)
Cheers :)
Date Posted:
3 years ago
Fast answer...thank U so much for the steps and explanation..appreciate it!!
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