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21-12-2016
Mathematics

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The number of students in a school was 860 last year. This year there are 790. What is the percentage decrease in the number of students?

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21-12-2016

percent decrease=decrease/original times 100

decreas=860-790=70
original=860

percent decrease=70/860 times 100
percent decrease=0.0813953 times 100
percent decrease=8.13953
about 8%

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