Operations with Rational Numbers Review

At 8 a.m. the temperature was -9 degrees. As the day progressed the temperature increased 15 degrees. What is the new temperature?

• -6 degrees

• 6 degrees

• 24 degrees

• -24 degrees

Tags

CCSS.7.NS.A.1C

 $-8-\left(-5\right)$  

Tags

CCSS.7.NS.A.1C

 $-16\ +\ \left(-12\right)$  

Tags

CCSS.7.NS.A.1C

 $8.5\ -\left(-3.2\right)$  

Tags

CCSS.7.NS.A.1C

Eris dove down 5.25 feet below sea level. Her friend told her she needs to dive down an additional 9.6 feet to see the awesome sea animals. What is Eris' new position from sea level?

• 4.35 Feet

• -14.85 Feet

• -4.35 Feet

• 14.85 Feet

Tags

CCSS.7.NS.A.1C

 $-\frac{3}{4\ }+\ 3\ \frac{1}{2}$  

•  $-3\ \frac{1}{4}$  

•  $3\ \frac{1}{4}$  

•  $-2\ \frac{3}{4}$  

•  $2\ \frac{3}{4}$  

Tags

CCSS.7.NS.A.1C

 $-\frac{3}{5\ }+\left(-\frac{2}{3}\right)$  

•  $1\ \frac{4}{15}$  

•  $-1\ \frac{4}{15}$  

•  $-\frac{1}{15}$  

•  $\frac{1}{15}$  

Tags

CCSS.7.NS.A.1C

Yesterday, it snowed  $3\ \frac{1}{4\ }$  feet. Today the snow amount decreased   $1\ \frac{2}{3}$   . Determine the current snow height today. 

•  $-1\ \frac{7}{12}$  

•  $4\ \frac{11}{12}$  

•  $1\ \frac{7}{12}$  

•  $-4\ \frac{11}{12}$  

Tags

CCSS.7.NS.A.1C

Calvin was in debt 26 dollars. He decided to wash his neighbors windows for 20 dollars and clean their car for 15 dollars. How much money does Calvin have now?

• 6 Dollars

• 15 Dollars

• -6 Dollars

• 9 Dollars

Tags

CCSS.7.NS.A.1C

 $-5\ \times-6$  

Tags

CCSS.7.NS.A.2B

CCSS.7.NS.A.2A