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Fraction Decimal Percent Conversion

Fraction Decimal Percent Conversion . September 9, 2013. 9-9-13 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.

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Fraction Decimal Percent Conversion

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  1. Fraction Decimal Percent Conversion September 9, 2013

  2. 9-9-13 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.) 348.95 – 45.7 = • 3.) Which fraction is larger? 3 4 4 5

  3. Practice • Fraction, Decimal Percent Flipbook

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

  5. 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:

  6. 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

  7. 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?

  8. Exit • Homework • Multiplication timed test

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