Yang li shuang's answer to QaiSer's Primary 6 Maths Fractions Singapore question.

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Yang li shuang
Yang Li Shuang's answer
36 answers (Tutor Details)
You cannot minus 36% and 20% because both are percentage of different things. 20% is the percentage of initial cupcakes at first while 36% is the percentage of cupcakes later after 100 more were baked.