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Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 80

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 80
Name:Date:Score:    / 12

Write the missing number.

  1. 89, 90, ___, 92, 93, 94
  2. 27, 28, 29, ___, 31, 32
  3. 60, 61, 62, 63, ___, 65
  4. 1, 2, 3, ___, 5, 6
  5. 33, 34, ___, 36, 37, 38
  6. 92, 93, ___, 95, 96, 97
  7. 43, 44, ___, 46, 47, 48
  8. 31, ___, 33, 34, 35, 36
  9. 4, 5, 6, ___, 8, 9
  10. 35, ___, 37, 38, 39, 40
  11. 22, ___, 24, 25, 26, 27
  12. 20, ___, 22, 23, 24, 25

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 80
Name:Date:Score:    / 12

Write the missing number.

  1. 40, 50, ___, 70, 80, 90
  2. 25, 30, 35, ___, 45, 50
  3. 16, 18, ___, 22, 24, 26
  4. 2, ___, 6, 8, 10, 12
  5. 70, ___, 90, 100, 110, 120
  6. 5, ___, 15, 20, 25, 30
  7. 15, ___, 25, 30, 35, 40
  8. 30, 40, ___, 60, 70, 80
  9. 18, 20, ___, 24, 26, 28
  10. 40, ___, 50, 55, 60, 65
  11. 60, 70, ___, 90, 100, 110
  12. 40, 45, 50, ___, 60, 65

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.