24yaklaar 24yaklaar

21-11-2021
Mathematics

contestada

Help. What is 90% decreased by 10% :/

Is it 81?

Respuesta :

Christievt2020 Christievt2020

21-11-2021

You're correct the answer is 81%.

New value =

90 - Percentage decrease =

90 - (10% × 90) =

90 - 10% × 90 =

(1 - 10%) × 90 =

(100% - 10%) × 90 =

90% × 90 =

90 ÷ 100 × 90 =

90 × 90 ÷ 100 =

8,100 ÷ 100 =

81

Hope this helps :)

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