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Worksheet: Vertical Addition within 20

Q1:

Add to find the missing number.

  • A8
  • B6
  • C7

Q2:

Add 4 to 7.

Q3:

Find the answer.

Q4:

Find the answer.

Q5:

We can write addition sentences in two ways.

Add from left to right.

Find the total number of dots.

  • A8
  • B6
  • C7

Add down.

Find the total number of dots.

  • A7
  • B8
  • C6

Q6:

Find the missing number.