Fractions, Decimals, and Percents Notes Fraction to divide the numerator by the denominator .25 3 7 0.43 Decimal (top dog gets the house) write it like you say it then simplify if .7 and Decimal to “seven tenths” 4.28 “four twenty eight hundredths” needed 4 4 Fraction move the decimal point two places to the 0.03 0.03 x 100 3% Decimal to RIGHT and add a percent sign percent OR multiply by 100 and add a percent sign move decimal point two places to the LEFT 100% 100 100 1 Percent to and remove the percent sign Decimal OR divide by 100 and remove the percent sign 1. Convert to a decimal Step 1: Step 2: Percent 2. Convert the decimal to a fraction to Fraction 1. Convert to a decimal Fraction to -> Divide numerator by denominator: 3 8 = .375 2. Convert the decimal to percent (move Step 1: percent decimal 2 places to the right multiply by OR 100) 3.75 .375 x 100 = Step 2. Mixed Numbers and Improper Fractions_____________________________ __________________________________________
Fractions, Decimals, and Percents Notes Fraction to Decimal divide the numerator by the denominator (top dog gets the house) .25 3 7 0.43 Decimal to Fraction write it like you say it then simplify if needed .7 “seven tenths” 4.28 “four and twenty eight hundredths” 4 4 Decimal to percent move the decimal point two places to the RIGHT and add a percent sign OR multiply by 100 and add a percent sign 0.03 0.03 x 100 3% Percent to Decimal move decimal point two places to the LEFT and remove the percent sign OR divide by 100 and remove the percent sign 100% 100 100 1 Percent to Fraction 1. Convert to a decimal 2. Convert the decimal to a fraction Step 1: Step 2: Fraction to percent 1. Convert to a decimal 2. Convert the decimal to percent (move decimal 2 places to the right OR multiply by 100) Step 1: -> Divide numerator by denominator: 3 8 = .375 Step 2. .375 x 100 = 3.75 __________________________________________ Mixed Numbers and Improper Fractions_____________________________
Fraction-decimal-percent-converion-notes-22imsyv.docx