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Multiplying Fractions by Mixed Numbers

Multiplying Fractions by Mixed Numbers. 2 ½ times the Fun as Multiplying Whole Numbers. Just Asking. How would you complete the problem: 6 * 4 ¾ ?. 6 * 4 ¾. We know we need to change 6 to 6/1. We need to eliminate the mixed number by making it an improper fraction. 19/4

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Multiplying Fractions by Mixed Numbers

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  1. Multiplying Fractions by Mixed Numbers 2 ½ times the Fun as Multiplying Whole Numbers

  2. Just Asking How would you complete the problem: 6 * 4 ¾ ?

  3. 6 * 4 ¾ • We know we need to change 6 to 6/1. • We need to eliminate the mixed number by making it an improper fraction. 19/4 • Multiply 6 * 19 = 3 * 19 = 57 =281/2 1 4 1 2 2

  4. Math Journal 2 page 277 Read the top ½ of the page. Complete numbers 1-4. Complete numbers 5-8. Complete numbers 9-12.

  5. Could we use partial products method for fractions? 3 3/4 { { 2 { 2/3 { Yes! 2 2/3 x 3 ¾ =

  6. Could we use partial products method for fractions? 3 3/4 { { 2 { 2/3 { 2 * 3 = 6 2/3 * 3= 2 2 * ¾ = 1 ½ 2/3 * ¾ = ½ 9 + 2/2 10

  7. Which Makes More Sense? To multiply mixed numbers you can: convert the mixed numbers to improper fractions, multiply, and simplify OR Use partial products method and multiply the pieces and then add up the products of the pieces. Choose the strategy that best suits you.

  8. Partner Time Working with a partner, discuss and complete math journal page 278. Check in with a teacher when you are both finished.

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