by calculate in mind
Multiply both numbers by five- to get the fraction 85/100... which is 85%
Divide the denominator into the numerator. Multiply the answer by 100.
63 percent - without using a calculator !
% means divided by 100 'of' means multiply (30 / 100) * 20 = 6 pounds
228 - without a calculator !
You multiply .30 by 250 on a calculator, the answer is 75.
Multiply both numbers by five- to get the fraction 85/100... which is 85%
Multiply 10.13 by 0.035
Divide the denominator into the numerator. Multiply the answer by 100.
63 percent - without using a calculator !
Two choices: -- Multiply (the number) x (the percent using the percent % key). -- Multiply (the number) x (the percent), then divide the answer by 100. Either way, the claculator displays that many percent of that number.
228 - without a calculator !
Multiply it by 100 as for example 0.75*100 = 75%
% means divided by 100 'of' means multiply (30 / 100) * 20 = 6 pounds
Easiest way is to take a calculator and multiply 900 by .13 The result is 13% of 900. You can also multiply 900 by 13% directly if your calculator has that function.
Multiply 15.50 by 0.02. I don't have a calculator, but do 15.50*0.02. This will give you the answer.
The quickest way is to multiply the original number by 0.9