CK-12 Third Grade Math Resource FlexLet

By CK-12 Last Modified: Jan 08, 2021

Published

CK-12 Third Grade Math Resource FlexLet is intended to be used as a resource to help students get back up to speed. Teachers can assign sections to a class or parents can walk through sections with young learners. Each section is also paired with short videos to walk through examples as well as practice questions to check for mastery.

Standards Alignment:

Authors:

CK-12

Start

1. Understand Place Value

2. Compare 2-Digit and 3-Digit Numbers

3. Extend Addition and Subtraction to Numbers within 1,000

4. Solve Multi-step Arithmetic Problems

5. Relate Multiplication to Addition

6. Multiply Numbers Within 100

7. Understand the Relationship Between Multiplication and Division

8. Understand Division

9. Divide Numbers within 100

10. Identify Simple Fractions as Equivalent

11. Develop an Understanding of Fractions as Numbers

12. Compare Fractions with the Same Numerator or Denominator

13. Solve Problems with Money

14. Take Measurements Using a Ruler to Fractional Values

15. Measure Objects with a Ruler and Relate Measurement to Addition and Subtraction

16. Solve Problems Involving Measurement and Estimation of Intervals of time and Masses of Objects

17. Composite Shapes

18. Find and Understand Perimeter

19. Find and Understand Area as a Measure of Unit Squares

20. Reason with Shapes and Their Attributes

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