7th Rational Numbers Review

A diver begins at sea level and dives down 45 feet below sea level. Then the diver swims up 25 feet. How many feet does the diver need to swim in order order to get back to the surface?

• 65 feet

• 20 feet

• -70 feet

• 70 feet

On Tuesday in Washington D.C. the temperature at 8am was -8 degrees. At 1pm, it was 27 degrees. By how many degrees did the temperature change from 8am to 1pm?

• 21

• -35

• 35

• 19

Joe went scuba diving. He descended down to 5 feet below sea level, stopped, then went down another 20 feet. What is Joe's level?

• 25 feet

• -15 feet

• 15 feet

• -25 feet

Tags

CCSS.7.NS.A.1C

 $\left(-\frac{1}{6}\right)\times\left(-\frac{3}{5}\right)$  

•  $-\frac{1}{10}$  

•  $\frac{1}{10}$  

•  $\frac{5}{18}$  

•  $-\frac{5}{18}$  

 $What\ is\ the\ product\ of\ \left(-\frac{2}{7}\right)\left(\frac{3}{5}\right)$  

•  $-\frac{10}{21}$  

•  $\frac{10}{21}$  

•  $\frac{6}{35}$  

•  $-\frac{6}{35}$  

What is the value of (-7)(2)(-3)?

• -42

• 42

• -8

• 7

What is the value of (-5)(-6)(-2)?

• -13

• 13

• 60

• -60

Mrs. Guevara's son owes her $10 and then borrows another $6 for pizza. Which integer represents what her son owes her?

• $4

• -$4

• -$16

• -$60

-8 - 4 =

• -4

• -12

• 12

• 4

-14 + 8 =

• -22

• 22

• -6

• 6