22-05-2021
Mathematics

contestada

What is the result when the number 80 is decreased by 50%?

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cynnieroll cynnieroll

22-05-2021

that would be 40 because 50% would take away half

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rebecca6853 rebecca6853

22-05-2021

New value =

80 - Percentage decrease =

80 - (50% × 80) =

80 - 50% × 80 =

(1 - 50%) × 80 =

(100% - 50%) × 80 =

50% × 80 =

50 ÷ 100 × 80 =

50 × 80 ÷ 100 =

4,000 ÷ 100 =

40

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