Master Adding Rational Numbers

Front

If the rational numbers have same signs, ______________ the absolute values and keep the common sign.

Back

add

Front

What is the value of the sum of (–2.12) + (-6.84) added to (- 4.19)?

Back

-13.15

Front

If the rational numbers have different signs, ____________________ the absolute values and keep the sign of the number with the biggest absolute value.

Back

subtract

Front

What is the value of -456 + 905?

Back

449

Front

What is the value of the following expression? (-8 and 2/3)

Back

-8 and 2/3

Front

Define rational numbers.

Back

Rational numbers are numbers that can be expressed as a fraction of two integers, where the denominator is not zero.

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 add two positive rational numbers?

Back

Add their absolute values and keep the positive sign.

Front

How do you add two negative rational numbers?

Back

Add their absolute values and keep the negative sign.

Front

What is the result of adding a positive and a negative rational number?

Back

Subtract the smaller absolute value from the larger absolute value and keep the sign of the number with the larger absolute value.