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Adding and Subtracting Fractions with Unlike Denominators Examples, Continued

Let's look at a few more examples.

Goal:

Goal:

Example 3:

step 1 Find the LCD: step pointer the LCD of 6 and 9 is 18
step 2 Make equivalent fractions so that
the fractions have a common denominator
step pointer
step 3 Add or subtract: step pointer
step 4 Reduce if possible: step pointer