Operations with Integers and Rational Numbers REVIEW

Front

What is the result of -78.5°C - 194.65°C?

Back

-273.15°C

Front

If Bob lost 5 points and then lost 9 points, what equation represents his total loss?

Back

-5 + -9 = -14

Front

What is the temperature if it was 5.5°C and it dropped by 7.3°C?

Back

-1.8°C

Front

What is the equivalent addition problem for 5 - (-8)?

Back

5 + 8

Front

If a football team gained 9 yards and then lost 22 yards, what is the sum of integers representing the change in field position?

Back

9 + (-22) = -13

Front

What is the definition of an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction or ratio of two integers.

Front

How do you add two negative integers?

Back

When adding two negative integers, the result is negative and you add their absolute values.

Front

What is the rule for subtracting integers?

Back

To subtract an integer, add its opposite.

Front

What is the absolute value of -15?

Back

15