Question

find a number which when decreased by 15% becomes 680

Answer 1

here is your answer
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Decrease number 680 by 15% of its value:

New value =

680 - Percentage decrease =

680 - (15% × 680) =

680 - 15% × 680 =

(1 - 15%) × 680 =

(100% - 15%) × 680 =

85% × 680 =

85 ÷ 100 × 680 =

85 × 680 ÷ 100 =

57,800 ÷ 100 =

578;


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