"Total unchanged", more commonly known as , "Internal Transfer", requires students to draw "before and after" comparison models in order to solve "visually"
Such questions usually appear in Section C of P3 and P4 exam papers.
Janice has 225 candy bars and Kenny has 99 candy bars.
How many candy bars must Janice give Kenny
so both will have the same number of candy bars?
If the above question is easy, try to do the more challenging question below.
The question below will randomize with different numbers every hour.
Copy below question down before making attempt.
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