Adding & Subtracting Signed Decimals

Front

What is the result of −42.65 − (−16.3)?

Back

-26.35

Front

What is the result of 9.387 - 12.5?

Back

-3.113

Front

What is the result of 0.67 + (−0.33)?

Back

0.34

Front

What is the result of −325 + (−775)?

Back

-1100

Front

What is the result of 2759.348 - 1698.47?

Back

1060.878

Front

Define signed decimal.

Back

A signed decimal is a decimal number that can be positive or negative, indicated by a '+' or '−' sign.

Front

What is the rule for subtracting a negative number?

Back

Subtracting a negative number is the same as adding its positive counterpart.

Front

How do you add two negative decimals?

Back

When adding two negative decimals, you add their absolute values and keep the negative sign.

Front

What is the first step in adding signed decimals?

Back

Identify the signs of the decimals and determine if you will add or subtract their absolute values.

Front

What happens when you add a positive decimal and a negative decimal?

Back

You subtract the smaller absolute value from the larger absolute value and take the sign of the number with the larger absolute value.