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Class 1 maths worksheets

Addition within 20 worksheet

Practise addition within 20 for Class 1. Count on, make ten, and solve two short word problems. Print the worksheet and answer key.

Worked example · Make ten with 8 + 6

How can you turn 8 + 6 into an addition that starts at ten?

Split the six into two and four. Add two to eight to make ten.

Add the four that are left. So 8 + 6 = 10 + 4 = 14.

Print & practise

A4 paper · 6 questions

Print worksheet View answer key Worked example Worksheet FAQs

Practice questions

Start with the larger number and count on. Draw dots if they help you keep track.

  1. Find 6 + 3.
  2. Find 8 + 5.
  3. Find 9 + 7.
  4. Find 12 + 8.
  5. Meera has 7 red pencils and 6 blue pencils. How many pencils does she have altogether?
  6. There are 9 idlis on a plate. Add 8 more. How many idlis are on the plate now?

Frequently asked questions

How should I use this worksheet?

For 9 + 5, use one of the five to make ten, then add the four that are left.

Where can I check the answers?

Open the separate printable answer key.

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