In such questions, 2 values are being presented to be equal at first.
One of the values undergo a change (add/subtract) and it results with the larger value becoming a multiple of the smaller value at the end.
Before and After questions are staples for P3 and P4 students as they would need to know how to visualize these questions using "Before and After Comparison Models".
Such questions are common in Section C of P3 and P4 exam papers.
Harold and Kumar has the same number of sweets at first.
After Harold ate 45 sweets,
Kumar now has 4 times as many sweets as Harold.
How many sweets did both have altogether at first?
If the above question is easy, try to do the more challenging question below.
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