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Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 40

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 40
Name:Date:Score:    / 12

Write the missing number.

  1. 56, 57, ___, 59, 60, 61
  2. 54, 55, 56, 57, ___, 59
  3. 8, 9, 10, ___, 12, 13
  4. 23, 24, 25, ___, 27, 28
  5. 25, 26, 27, ___, 29, 30
  6. 42, 43, 44, ___, 46, 47
  7. 60, 61, ___, 63, 64, 65
  8. 38, ___, 40, 41, 42, 43
  9. 43, 44, 45, ___, 47, 48
  10. 18, 19, ___, 21, 22, 23
  11. 36, 37, 38, 39, ___, 41
  12. 24, 25, ___, 27, 28, 29

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 40
Name:Date:Score:    / 12

Write the missing number.

  1. 15, 20, 25, ___, 35, 40
  2. 30, 35, 40, ___, 50, 55
  3. 70, ___, 90, 100, 110, 120
  4. 25, 30, 35, ___, 45, 50
  5. 10, 15, ___, 25, 30, 35
  6. 14, 16, 18, ___, 22, 24
  7. 20, ___, 24, 26, 28, 30
  8. 35, 40, ___, 50, 55, 60
  9. 4, ___, 8, 10, 12, 14
  10. 12, ___, 16, 18, 20, 22
  11. 40, 45, 50, 55, ___, 65
  12. 12, 14, 16, ___, 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.