Adding and Subtracting Rational Decimals Flashcard

Front

What is the value of 3.45 - (-7.8)?

Back

11.25

Front

Beth worked 33.25 hours last week and 23.75 this week. How many total hours did she work?

Back

57 hrs

Front

When adding decimals with the same sign you...

Back

add and keep the sign

Front

What is the value of the expression -7 + 3.43 - 8.2?

Back

-11.77

Front

What is the result of adding two positive decimals?

Back

The result is a positive decimal.

Front

What is the result of adding a positive decimal and a negative decimal?

Back

The result depends on the absolute values of the decimals.

Front

How do you subtract a negative decimal from a positive decimal?

Back

You add the absolute value of the negative decimal.

Front

What is the value of 5.5 + 2.3?

Back

7.8

Front

What is the value of 10.0 - 4.5?

Back

5.5

Front

What is the value of -3.2 + 1.5?

Back

-1.7