Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 76

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 76
Name:Date:Score:    / 12

Write the missing number.

  1. 61, 62, 63, 64, ___, 66
  2. 17, 18, 19, 20, ___, 22
  3. 14, 15, 16, ___, 18, 19
  4. 4, ___, 6, 7, 8, 9
  5. 10, ___, 12, 13, 14, 15
  6. 17, ___, 19, 20, 21, 22
  7. 93, 94, 95, 96, ___, 98
  8. 67, ___, 69, 70, 71, 72
  9. 77, ___, 79, 80, 81, 82
  10. 5, 6, 7, ___, 9, 10
  11. 34, 35, 36, ___, 38, 39
  12. 42, 43, 44, ___, 46, 47

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 76
Name:Date:Score:    / 12

Write the missing number.

  1. 40, 50, 60, ___, 80, 90
  2. 30, 35, 40, ___, 50, 55
  3. 6, 8, 10, 12, ___, 16
  4. 4, 6, 8, 10, ___, 14
  5. 20, ___, 24, 26, 28, 30
  6. 90, 100, ___, 120, 130, 140
  7. 90, 100, 110, 120, ___, 140
  8. 14, 16, 18, ___, 22, 24
  9. 5, 10, 15, 20, ___, 30
  10. 10, 12, 14, ___, 18, 20
  11. 15, 20, 25, ___, 35, 40
  12. 40, ___, 60, 70, 80, 90

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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.