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Earn +20 ptsQ: How do you decrease and pound40 by 10?
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How do you decrease a number by 10 percent?
You can decrease a number by 10 percent by multiplying it by 0.9
What is the percent of decrease from 250 to 225?
10% decrease.
How do you decrease a number by 10?
n/10
Prove that 10 percent increase followed by 10 percent decrease is equivalent to 1 percent increase?
- In order to increase a quantity by 10%, you multiply it by 1.1.- In order to decrease a quantity by 10%, you multiply it by 0.9.Starting out with a quantity of 100, we want to increase it 10%, and then decrease THE RESULT by 10%.(100) x (1.1) = 110(110) x (0.9) = 99The ending quantity is 99.The hypothesis of the question is exactly backwards. The net result is a 1-percent DECREASE.
What is the percent decrease from 80 to 72?
72/80 x 100 = 90 % 100 - 90 = 10 % which is the decrease from 80 to 72
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