Adding Rational Numbers

Front

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

Back

add

Front

-2.61 + (-6.88) = ?

Back

-9.49

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

-87 + -36 = ?

Back

-123

Front

What's a way to define absolute value?

Back

The distance of a number from zero.

Front

What is a rational number?

Back

A number that can be expressed as a fraction of two integers.

Front

What is the absolute value of -5?

Back

5

Front

What is the sum of 3.5 and -2.5?

Back

1.0

Front

What happens when you add a positive number to a negative number?

Back

You subtract the absolute values and keep the sign of the number with the larger absolute value.

Front

What is the absolute value of 7?

Back

7