Adding and Subtracting Rational Numbers

Front

-4 - 10

Back

-14

Front

Evaluate:  -19 -10

Back

-29

Front

−28+(−8)=

Back

−36

Front

If the temperature in Chicago is -5 degrees and the temperature in Moscow is 8 degrees colder, what is the temperature in Moscow? Options: -3 degrees, -13 degrees, 3 degrees, 13 degrees

Back

-13 degrees

Front

-40 + 15.05

Back

-24.95

Front

-1/2 + 2/3 =

Back

1/6

Front

-6.5 + (-0.5)

Back

-7

Front

When adding rational numbers with the same sign, you must:

Back

Add together and keep the sign

Front

-8⅚ + -2⅕

Back

-11 1/30

Front

-6.23 - 7.5

Back

-13.73