Adding and Subtracting Rational Numbers

Front

-31 + -7

Back

-38

Front

- 12 + - 8

Back

- 20

Front

-4 - 10

Back

-14

Front

Numbers that are greater than zero and to the right of zero on the number line.

Back

Positive numbers

Front

Numbers that are less than zero and located to the left of zero on the number line.

Back

Negative numbers

Front

Which statement is true? Options: The absolute value of 3 is -3, The opposite of 7 is 7, The absolute value of 5 is equal to the opposite of 5, The opposite of -4 is equal to the absolute value of -4

Back

The opposite of -4 is equal to the absolute value of -4

Front

(-4) + 8 - 5

Back

-1

Front

The temperature outside was 15 degrees. It dropped to -12 degrees at night. How much did the temperature change?

Back

-27 degrees

Front

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

Back

-13 degrees

Front

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

Back

Add together and keep the sign