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8 January, 16:38

What is 21 decreased by 25%

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Answers (2)
  1. 8 January, 16:40
    0
    Find 25%

    25%=25/100=0.25

    25% of 21

    0.25 times 21=5.25

    21 decreased by 5.25

    21-5.25

    15.75
  2. 8 January, 16:45
    0
    It's 15.75.

    You do 1 - 0.25 (because 25%) and get 0.75.

    Do 21 * 0.75 and it will give you the final answer, which is 15.75
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