CPM Homework Help : MC1 Problem 9-15

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9-15.

Show your work as you complete each of the following problems.

$\frac { 1 } { 2 } \div \frac { 2 } { 3 }$
Hint (a):
$\frac{\frac{1}{2}}{\frac{2}{3}} \cdot$ $=$
Answer (a):
$\frac{\frac{3}{4}}{1}=\frac{3}{4}$

$\frac { 5 } { 5 } \div \frac { 2 } { 3 }$
Hint (b):
Follow the steps in part (a).

$\frac { 8 } { 7 } + \frac { 11 } { 11 }$
Hint (c):
$\frac{11}{11}=1=\frac{7}{7}$

$\frac { 0 } { 5 } \cdot \frac { 2 } { 9 }$
Hint (d):
$\frac{0}{5}=0$

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