1st Grade Math - Khan Academy

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Addition and subtraction - Subtraction within 20

In this activity, you will learn

  1. Subtracting 14-6
  2. Different ways to subtract
  3. Practice: Subtract within 20

Source: https://www.khanacademy.org/math/cc-1st-grade-math/cc-1st-add-subtract/cc-1st-sub-20/v/subtracting-within-20

 

1  Subtracting 14-6
 

Source: https://www.khanacademy.org/math/cc-1st-grade-math/cc-1st-add-subtract/cc-1st-sub-20/v/subtracting-within-20

2  Different Ways To Subtract

3  Learn Subtraction For Numbers 1 to 9

4  Subtraction Families Of A Number

5  Practice: Subtract within 20

Visit Khan Academy to complete your practice questions

Or use this link https://www.khanacademy.org/math/cc-1st-grade-math/cc-1st-add-subtract/cc-1st-sub-20/e/subtraction_2

6  What did you learn from this activity ?

Did you learn something new ? Briefly explain by adding your notes.