decimal fraction percent conversions Flashcards
divide the numerator (top number) by the denominator (bottom number).
converting a fraction to a decimal
Write it as you read it. The digits are your numerator, and the denominator is the last (ending) place value that you say.
converting a decimal to a fraction
The digits are your numerator, and the denominator is one less than the last place value.
Converting a repeating decimal to a fraction (all digits)
convert the non repeating part of the decimal to a fraction. convert the repeating part of the decimal to a fraction by using the digits as the numerator; the denominator is based on. Add the two fractions you made following the rules for addition of fractions
Converting a repeating decimal to a fraction (some digits repeating)
Move the decimal point two places to the right - multiplying by 100
decimal to a percent
Move the decimal point two places to the left - dividing by 100
percent to decimal
Use the _______ proportion.
Convert the fraction to a decimal then convert the decimal to a _______.
You may simplify the fraction first before doing the above two methods. You may find that after you simplify, it is a fraction whose percent equivalent you have memorized.
fraction into percent