Adding and Subtracting Decimals

1. MATH 5
Lesson 2..3

2.  Adds and subtracts decimal numbers through thousandths
without and with regrouping.
 Solves routine or non-routine problems involving addition and
subtraction of decimal numbers including money using
appropriate problem solving strategies and tools.
 Determine appropriate problem solving strategy and tools such
as but not limited to drawing pictures/ diagrams/models; look
for patterns; use of manipulatives
Learning Competency

3. Let’s Warm up
Compares the decimal number say Less than, Greater
than or Equal to
2.04 _______ 2.40
23.6 _______ 23.06
3.007_______ 2.9
5.10 _______ 10.5
15.02 _______ 15.20

4. Introduction
01
You could enter a subtitle here if you need it
Add and subtracts decimal without regrouping

5. Example:

6. Subtraction of Decimals

7. Adding and
subtracting
decimals with
regrouping

8. Let’s Discover:

9. Here are the Steps:

10. How about subtracting decimals with
regrouping?

11. Problem Solving!
Despite being red,
Mars is a cold place
Earth is the third
planet from the Sun
Saturn is a gas giant
and has rings
Earth Saturn Mars

12. Example:
Big numbers catch your audience’s attention

13. Thank you!