Instructional Video3:20
Curated Video

Adding Decimals with Base 10 Blocks

K - 5th
In this video, students learn how to add decimals using base 10 blocks. Understand how to represent whole numbers and decimals using different sets of blocks, and then demonstrates adding decimals step by step. The video also includes a...
Instructional Video7:18
Curated Video

How to Add Decimal Numbers

9th - Higher Ed
This video demonstrates how to add decimal numbers by aligning the decimal points and place values, adding zeros as needed, and carrying over when necessary. By following these steps and avoiding common mistakes, such as not lining up...
Instructional Video3:01
Curated OER

Estimation with Decimals

5th - 6th
Estimation is a good way to build and assess a student's number sense. Watch as Sal uses estimation to solve a problem where he must determine how much 'Janelle' ran during a 4-day period. He calculates the exact amount and compares the...
Instructional Video2:42
Khan Academy

Decimal to Simplified Fraction, Decimals, Pre-Algebra

4th - 6th
This video demonstrates how to write a decimal as a fraction and explains why it works. The concept is explained well and presented clearly and straightforwardly. Great for third or fourth graders.
Instructional Video
Khan Academy

Khan Academy: Adding Decimals With Hundredths

5th Standards
Sal uses an understanding of place value to add decimals, such as 0.68+0.33.
Instructional Video
Khan Academy

Khan Academy: Adding Decimals With Hundredths

4th - 5th Standards
Sal uses an understanding of place value to add decimals, such as 0.68+0.33. [6:56]
Instructional Video
Khan Academy

Khan Academy: Adding Decimals With Ones, Tenths and Hundredths

5th Standards
Sal adds numbers, such as 3.53+4.72, by breaking them down into place values.