24yaklaar
24yaklaar 24yaklaar
  • 21-11-2021
  • Mathematics
contestada

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

Is it 81?

Respuesta :

Christievt2020
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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