Exam 10: Signed Numbers

Add, subtract, multiply, or divide. - $-\frac{5}{6}-\left(-\frac{5}{3}\right)$

Add, subtract, multiply, or divide. -3-7

The formula for the area of a triangle is $A=\frac{1}{2} b h$ . Find A, if $b=9$ and $h=16$ .

Add, subtract, multiply, or divide. - $-2+(-7)$

Work each of the following problems. -Find: a. $|14|$ b. $|-17|$

Solve each application problem using the six problem-solving steps. -Leah scored 14 points less than twice what Maggie scored. If Leah's score was 92, what was Maggie's score?

Add, subtract, multiply, or divide. - $\frac{-48}{-8}$

Work each of the following problems. -Place $<$ or $>$ in each blank to make a true statement. $-6 \_-2 \quad 0 \_\_-3$

Add, subtract, multiply, or divide. - $-\frac{5}{6} \div \frac{8}{9}$

Find the value of $2 c-7 d$ given each set of values. - $c=3, d=-5$

Solve each equation. - $10 z-9=7 z-6$

Solve each equation. - $8 x-9-5 x=3$

Add, subtract, multiply, or divide. - $-8+2$

Solve each equation. - $2 x-5=7 x-15$

Add, subtract, multiply, or divide. - $-5+(-7)$

Solve each application problem using the six problem-solving steps. -The perimeter of a rectangular deck is 48 meters. The length is three times as long as the width. Find the dimensions of the deck.

Add, subtract, multiply, or divide. - $4-7$

Use the order of operations to simplify each expression. - $-8-(3-6)-(-5)^{2}$

Add, subtract, multiply, or divide. - $-7+4$

Use the order of operations to simplify each expression. - $-2 \cdot 3+(4-9)^{2}-(-9)$