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Question
primary 2 | Maths
4 Answers Below
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The 4 small boxes have value of $3 each.
If each box is $3, then the cost of four boxes is $3 + $3 + $3 + $3 = $12.
If $90 money is given, then the amount of change left is
Money given - money spent
= $90 - $12
= $78
See 4 Answers
It’s not the big box that is $90 since $90 is the amount given by the person and is not the change received.
box box box box BIGBOX
All the way from left box to BIGBOX is 90
box = 3
BIGBOX = ?
You have done subtraction of numbers before right? I mean, a number minus another number.