CPM Homework Help : CC1 Problem 5-64

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Home > CC1 > Chapter 5 > Lesson 5.2.2 > Problem 5-64

5-64.

Add or subtract the following pairs of fractions and mixed numbers.

$\quad \frac { 5 } { 6 } + \frac { 2 } { 3 }$

Hint (a):
$\frac{5}{6}+\frac{4}{6}$

$\quad \frac { 7 } { 8 } - \frac { 1 } { 2 }$

Hint (b):
Which Giant One should you use to make both numbers have 8 in the denominator?

$1 \frac { 2 } { 3 } + 1 \frac { 1 } { 4 }$

Hint (c):
$\frac{5}{3}+\frac{5}{4}$

$2 \frac { 1 } { 3 } - 1 \frac { 5 } { 6 }$

Answer (d):
$\frac{1}{2}$
Can you show why this makes sense with a diagram?

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