Adding and Subtracting Decimals

Adding and Subtracting Decimals

Section 2.4

Multiple Choice

Before we review we need to remember, when adding or subtracting decimals you must...

• forget about the decimals.

• take out the decimals.

• line up the decimals.

• ignore the decimals.

Fill in the Blanks

Fill in the Blanks

Open Ended

Why is it helpful to estimate the answer before adding or subtracting decimals?

Open Ended

Describe two real-life examples of when you would need to add and subtract decimals.

More Questions to Review

152.883 − 35.6247

14.549 − (8.131 + 3.7024)

25.92 − 18.478 + 8.164

Poll

How ready are you to add and subtract decimals on your quiz tomorrow?

• Very ready! I can do this on my own :)

• I feel okay, but I need more practice.

• Not awesome, I need help and more practice.