Question

In seventh grade, Emile grew 3 9/10 cm, and in eighth grade he grew 4 2/5 cm. How much did his height increase during these two years? The answer should be written as a proper mixed number and should be simplified, if possible.

Answer 1

8 3/10 cm

Explanation:

Add Emile's 7th and 8th grade growth amounts together:

3 9/10 cm

4 4/10 cm (This is equivalent to 4 2/5 cm.)

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7 13/10 cm, or

8 3/10 cm