Seudónimo Seudónimo

17-10-2016
Mathematics

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Which is greater: 25% of 15 or 15% of 25? Explain your reasoning using algerbreaic representations or visual models

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Аноним Аноним

17-10-2016

25% of 15 is the same as 15% of 25
25%=25/100
25% of 15=(25/100)15=(25*15)/100

15%=15/100
15% of 25=(15/100)25=(25*15)/100

Therefore:
25% of 15=15% of 25
because:
(25/100)15=(15/100)25
(25*15)/100=(25*15)/100
3.75=3.75

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