Question

70% of what number is 280

Answer 1

multiply 280 by 0.7/ the percent divided by 100
you should get 196 as your answer

Answer 2

$1\% = \frac{1}{100}\\ \\70\% = \not70^7*\frac{1}{\not100 ^{10}}=\frac{7}{10}\\ \\\frac{7}{\not10^1}* \not280^{28}=7*28 = 196$