The child will therefore be expected to be able to calculate this equation and know what is 30 percent represents in that 900. To convert a into fraction divide the given number by 100 and reduce it to its lowest term. Percentage of a number using mental math.
Convert 10 to a decimal by removing the percent sign and dividing by 100.
5 of those apples are bad. To calculate the percentage of a specific number you first convert the percentage number to a decimal. If you eat 2 apples then you have eaten 210 100 20 of your apples and you are left with 80 of your original apples. Find the new price.