AC Lim's answer to delisya's Primary 6 Maths Fractions Singapore question.

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AC Lim
Ac Lim's answer
12437 answers (A Helpful Person)
This question is same as
13-12- 4/5
=(13-12) - 4/5
=1 - 4/5
=5/5 - 4/5
=1/5.
Hope this helps