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Envision Math 2.0: Grade 6, Volume 1 View details

Review

Exercise 8 Page 58

Rewrite the expression so that all of the numbers are fractions.

2818 or 1 59

Practice makes perfect

Before we evaluate the expression, let's first rewrite the expression so that all of the numbers are fractions.

3 12 ÷ 2 14

MixedToFrac

a bc=a* c+b/c

3 * 2+1/2 ÷ 2 * 4+1/4

Multiply

6+1/2 ÷ 8+1/4

AddTerms

Add terms

7/2 ÷ 9/4

Recall that dividing fractions is the same as multiplying the first fraction by the reciprocal of the second fraction. 7/2 ÷ 9/4 = 7/2 * 4/9 When multiplying fractions, remember that the product of two fractions is equal to the product of the numerators over the product of the denominators.

7/2 * 4/9

MultFrac

Multiply fractions

7 * 4/2 * 9

Multiply

28/18

The quotient is 2818. We can also write this fraction as a mixed number.

28/18

WriteSum

Write as a sum

18+10/18

WriteSumFrac