September 9, 2013

Fraction, Decimal Percent Conversions S: Warm up: 1.) Julian recorded the lengths of his model cars in inches. Which list shows the lengths in order from greatest to least? A 6.8 in., 6.78 in., 6.45 in., 6.5 in., 6.34 in. B 6.34 in., 6.45 in., 6.5 in., 6.78 in., 6.8 in. C 6.8 in., 6.78 in., 6.45 in., 6.34 in., 6.5 in. D 6.8 in., 6.78 in., 6.5 in., 6.45 in., 6.34 in. 2.) – 45.7 = 3.) Which fraction is larger?

Practice Fraction, Decimal Percent Flipbook

Fractions How to change a fraction to a decimal: Divide the numerator by the denominator “Top Dog in the Doghouse” Example: How to change a Fraction to a percent: 1.Change to a decimal and then multiply by 100 (move 2 places to the right) Example:

Decimals How to change a decimal to a percent: Multiply by 100 Move the decimal two places to the right Example : 0.45 = 45% How to change a decimal to a fraction Put everything to the right of the decimal as the numerator Put a one in the denominator-count the number of places to the right of the decimal and add that many zeroes Reduce if possible Example:

Percents How to change a percent to a decimal: Move the decimal 2 places to the left Example: 34% = 0.34 How to change a percent to a fraction: Put the percent over 100 and reduce Example: 75% = 75/100 = 3/4

Application/Connection Mario went to the store and the sign said “Takis on sale for 75% off.” The clerk told Mario that was the same as ½ off. Is the clerk right?

Exit Homework Multiplication timed test