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Glencoe Math: Course 2, Volume 1

GM

Glencoe Math: Course 2, Volume 1 View details

3. Add and Subtract Like Fractions

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Exercise 4 Page 287

To add or subtract fractions with the same denominator, we add or subtract their numerators.

3/5

Practice makes perfect

When adding or subtracting fractions, they should have the same denominator. In this exercise, we have two fractions with the same denominator. 9/10 - 3/10 Let's simplify the expression.

9/10-3/10

a-b = a+(- b)

9/10+(-3/10)

MoveNegFracToNum

Put minus sign in numerator

9/10+-3/10

Add fractions

9+(-3)/10

Add terms

6/10

a/b=.a /2./.b /2.

3/5

Subchapter links

Guided Practice p.286

Independent Practice p.287-288

H.O.T. Problems p.288

Standardized Test Practice p.288-290

Extra Practice p.289

Common Core Review p.290