The questions starts off with equal quantities of 2 different items.
Each item undergoes different fractional decrease.
The difference at the end is given.
Such question requires students to be able to use "Before and After" models
and use the denominator of each fraction to show the total items of either type at first.
Such questions usually appear in P4 SA2 papers and P5 Paper 1.
Calculator usage is not allowed.
A slightly more complex version of this question for P5 and P6 students can be found here.
Alison has the same number of red and white roses.
After giving away 1/4 of the red roses and 1/3 of the white roses,
she now has 24 more red than white roses.
How many roses does she have altogether at first?
If the above question is easy, try to do the more challenging question below.
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