100 * 1.40 =140
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20% of 200 is 20/100 * 200 = 40 So 200 increased by 20% is 240.
400 percent increased
Write it as a fraction and then multiply by 100 %: "What percent of 40 is 4?" becomes "4 out of 40 is what percent?" which is: 4/40 x 100 % = 1/10 x 100 % = 10 %
3 over 40 as a percent = 7.5%= 3/40 * 100%= 0.075 * 100%= 7.5%
8/40 x 100 = 20 percent.