Unit 2 Percentages Percents
Convert 46% to a decimal 46 ÷ 100 = 0.46 46% = 0.46 To convert a percent to a decimal: Divide the percent by 100 OR move the decimal point two places to the left to represent division by 100 We divide by 100 because a decimal represents the fractional part of a whole, and a whole percent is 100. Convert 46% to a decimal 46 ÷ 100 = 0.46 46% = 0.46
To convert a fraction to a decimal: Convert 3∕8 to a decimal. 3/8 = 8 √3.000‾ -24 60 -56 40 -40 To convert a fraction to a decimal: Rewrite the fraction as a division problem and solve.
To convert a percent to a fractions: Write the percent over 100. If the percent is not a whole number, multiply both the numerator and denominator by 10 for every number after the decimal. Simplify kkkk
Convert 25.4% to a fraction. 25.4 ∙ 10 = 254 ∙ 10 1,000 254 = 127 1,000 = 500
To convert a decimal to a fraction: Write the decimal as a whole number over it’s place value. For example: if the decimal goes to the hundredths place, write it as a fraction over 100. If it goes to the thousandths place, write it as a fraction over 1,000. Simplify
Convert 0.36 to a fraction. 0.36 = thirty six hundredths 36 = 9 100 = 25
To convert a decimal to a percent: Multiply the decimal by 100 OR move the decimal point two places to the right to represent multiplication by 100 We multiply by 100 because a decimal represents the fractional part of a whole, and a whole percent is 100.
Convert 0.35 to a percent. 0.35 ∙100 = 35% 0.35 = 35%
To convert a fraction to a percent: Convert the fraction to a decimal through division and then follow the steps on the left OR set up a proportion with the given fraction and the fraction x 100 Solve for X.
Convert 5 to a percent. 8 5 = 0.625 = 62.5% 8 5 = x 100 100 ∙ 5 ∕ 8 = 62.5