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Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 19

Missing numbers worksheets — fill in the gaps

Free missing numbers worksheets for UKG, Class 1 and 2: counting by ones and skip counting by 2s, 5s and 10s — new numbers every set, with answers.

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Missing numbers (count by 1s) (UKG–Class 1)Missing numbers (skip counting) (Class 1–2)

Missing numbers (count by 1s)

UKG–Class 1 · Worksheet 1 · set 19
Name:Date:Score:    / 12

Write the missing number.

  1. 49, 50, 51, ___, 53, 54
  2. 59, 60, 61, ___, 63, 64
  3. 32, 33, 34, 35, ___, 37
  4. 55, 56, 57, 58, ___, 60
  5. 1, ___, 3, 4, 5, 6
  6. 23, 24, 25, 26, ___, 28
  7. 8, 9, 10, ___, 12, 13
  8. 61, ___, 63, 64, 65, 66
  9. 22, ___, 24, 25, 26, 27
  10. 47, 48, ___, 50, 51, 52
  11. 34, 35, 36, 37, ___, 39
  12. 29, ___, 31, 32, 33, 34

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 19
Name:Date:Score:    / 12

Write the missing number.

  1. 15, ___, 25, 30, 35, 40
  2. 35, 40, 45, ___, 55, 60
  3. 18, 20, 22, ___, 26, 28
  4. 100, 110, 120, ___, 140, 150
  5. 12, 14, 16, 18, ___, 22
  6. 30, 40, 50, 60, ___, 80
  7. 14, 16, 18, 20, ___, 24
  8. 10, 15, 20, 25, ___, 35
  9. 10, 15, 20, ___, 30, 35
  10. 100, 110, 120, 130, ___, 150
  11. 60, ___, 80, 90, 100, 110
  12. 12, 14, ___, 18, 20, 22

More worksheets

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Questions

How do I help my child find missing numbers?

Say the sequence aloud together and pause at the gap — the child usually hears what comes next.

Are these worksheets free?

Yes — print them or save as PDF free. Every worksheet has an answer key.

How do I get different questions?

Press “🔄 New set” — the questions change (maths numbers are new every time; English sentences are shuffled).

How do I print only one worksheet?

Press “🖨️ Print” on that worksheet. Tick “with answer key” if you want the answers on a second page.

Can my child do this worksheet online, like a quiz?

Yes — press “▶️ Practise online” on any worksheet. The questions come one at a time with instant marking, a score at the end and a review of mistakes. No sign-in is needed.