To find 5 percent of a number, multiply the number by 0.05. In this instance, 0.05 x 80 = 4. Therefore, 5 percent of 80 is equal to 4.
5% of 80 is 4.
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80 - 5% = 76
5%*80 5/100*80 1/20*80 80/20 4
5% of 80 = 80*5/100 = 4 So a 5% discount on 80 leaves 76.
80*5/100 = 4 ounces
Percent means out of 100: 80% = 80/100 = (4×20)/(5×20) = 4/5 89% = 89/100