Adding Fractions with Like Denominators

MIXED FRACTION ADDITIONS

6 2/8 + 5 4/8

• 11 3/4

• 11 6/8

• 1 3/8

• 10 6/8

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These are fractions with the same denominators

• similar fractions

• dissimilar fractions

• mixed fraction

Review: What is 1/10 + 5/10?

What is 3/4 + 1/4 = ?

Mathematical Equivalence

ON

What is the sum of these fractions in lowest terms?

• 5/12

• 5/24

• 6/12

• 6/144

What is the sum of these fractions in lowest terms?

• 7/18

• 7/9

• 12/9

• 12/81

Landon has 8/10 of his lawn left to mow. He mows 6/10 of the lawn before breaking for breakfast. How much more of the lawn does Landon have left to mow?

Kirk has 3/4 of a carton of eggs. He uses some of the eggs to make an omelette and now has 2/4 of the carton left. What fraction of the carton did Kirk use?

How confident are you in your ability to add or subtract fractions with like denominators?

• 4

• 3

• 2

• 1