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Home > CC2 > Chapter Ch1 > Lesson 1.2.6 > Problem 1-115

1-115.

Fareed wants to add .

  1. Add the fractions by using a Giant One to create a common denominator.

    What do you need to multiply the first term by so that the denominator is equal to ?

    Multiplying the denominator by gives us . Now use a Giant One to solve the problem.

    Giant One: 2 divided by 2

    Now that both fractions have the same denominator, you can add the fractions together by adding the numerator and keeping the denominator.

  2. How can factors help you find a common denominator?

    Four is a factor of eight. So eight can be a common denominator.