Adding and Subtracting Positive/Negative Decimals

Front

When adding decimals with different signs, you...

Back

subtract and take the sign of the larger number.

Front

What is the result of 3.14 + -7.2?

Back

-4.06

Front

When adding decimals with the same sign, you...

Back

add and keep the sign.

Front

What is -23.4 - 3.4?

Back

-26.8

Front

Rewrite the problem as addition: -5.66 - (-4.1)

Back

-5.66 + 4.1.

Front

What is the first step in adding a positive decimal to a negative decimal?

Back

Identify the larger absolute value and subtract the smaller from it.

Front

What does it mean to add the opposite when dealing with negative numbers?

Back

It means to change the sign of the negative number and then add.

Front

If you have -2.5 + 3.1, what is the result?

Back

0.6

Front

How do you handle two negative decimals when adding?

Back

Add their absolute values and keep the negative sign.

Front

What is the result of -4.5 + -2.3?

Back

-6.8