Operations with Rational Numbers Review

Front

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

Back

6 degrees

Front

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?

Back

-14.85 Feet

Front

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?

Back

9 Dollars

Front

The temperature decreases 2 degrees every hour. What is the change in temperature after 5 hours?

Back

-10 degrees

Front

An airplane descends 16.3 feet per minute. Where is the airplane in relation to where it started after 8 minutes of descending?

Back

-130.4 feet

Front

Charli's bank account changes by -$8.75 every time she buys nail polish. In all her bank account changed by -$52.50. How many nail polishes did Charli buy?

Back

6 Nail Polishes