Adding Rational Numbers

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction, where both the numerator and the denominator are integers, and the denominator is not zero.

Front

What does it mean to add a negative number?

Back

Adding a negative number is the same as subtracting the absolute value of that number.

Front

Calculate: 34.5 + (-7)

Back

27.5

Front

Which color represents the decimal 7.3 on a number line?

Back

Green

Front

Calculate: -14 + (-3)

Back

-17

Front

What decimal represents point J on the number line?

Back

0.3

Front

If a football team gains 9 yards and then loses 22 yards, how do you calculate the total yards?

Back

You add the gained yards (9) and subtract the lost yards (22): 9 + (-22) = -13.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Front

How do you represent -3.5 on a number line?

Back

-3.5 is represented to the left of zero, halfway between -3 and -4.

Front

What is the sum of two negative numbers?

Back

The sum of two negative numbers is always negative.