7th Grade Unit 1 Review Part 2

The temperature on Monday was -12 degrees. The temperature dropped 8 degrees on Tuesday. What expression represents the new temperature on Tuesday?

• -12 + (-8) = -20

• -12 + 8 = -4

• -12 + 8 = -20

• -12 + (-8) = -4

Tags

CCSS.7.NS.A.1C

What is 7/15 written as a decimal?

• $0.4\overline{6}$

• $0.46$

• $2.14$

• $0.\overline{46}$

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

The value of a stock increased by  $2\ \frac{1}{4}$  points on Monday and then increased by  $3\ \frac{1}{2}$  points on Tuesday. How much did the value of the stock change?

•  $5\ \frac{3}{4}$  

•  $1\ \frac{1}{4}$  

•  $-\ 5\ \frac{1}{4}$  

•  $5\ \frac{5}{6}$  

Tags

CCSS.7.NS.A.1C

In which of the following situations does the quantities combine to make zero?

• Kelly earned $20 per hour for 2.5 hours. The next day she spent $30.

• A whale dives down 30 feet, then descends another 30 feet.

• Arianah withdraws $40, then deposits $40.

• The low temperature was -10 degrees and the high temperature was 10 degrees.

Tags

CCSS.7.NS.A.1A

Which of the following expressions combines to make a negative number?

• -6 x 4

• -9 x (-9)

• -12 + 18

• -11 - (-12)

Tags

CCSS.7.EE.B.3

Which of the following expressions will equal -2?

CHOOSE ALL THAT APPLY.

• $-\ \left(\frac{-10}{-5}\right)$

• $-\frac{10}{5}$

• $-\frac{10}{-5}$

• $-\left(\frac{10}{5}\right)$

• $\frac{10}{5}$

Tags

CCSS.7.NS.A.2A

Which of the following is a terminating decimal?

CHOOSE ALL THAT APPLY.

• 0.125

• $0.\overline{33}$

• 0.5

• $0.1\overline{6}$

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Cameron spends $5 at the concession stand every day. If he does this for 7 days in a row, which expression shows how much money Cameron has spent in total?

• -5 x 7 = 35

• -5 x -7 = -35

• -5 x 7 = -35

• 5 x -7 = 35

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the sum?

10 + (-3.5)

• -6.5

• 6.5

• 7.5

• -7.5

Tags

CCSS.7.NS.A.1C

What is the sum?

-10 + 3.5

• -6.5

• 6.5

• -7.5

• 7.5

Tags

CCSS.7.NS.A.1C