Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 68

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 68
Name:Date:Score:    / 12

Write the missing number.

  1. 54, 55, 56, 57, ___, 59
  2. 85, 86, ___, 88, 89, 90
  3. 61, 62, 63, ___, 65, 66
  4. 36, 37, 38, ___, 40, 41
  5. 64, 65, ___, 67, 68, 69
  6. 43, ___, 45, 46, 47, 48
  7. 87, ___, 89, 90, 91, 92
  8. 43, 44, ___, 46, 47, 48
  9. 39, 40, ___, 42, 43, 44
  10. 6, 7, ___, 9, 10, 11
  11. 23, 24, 25, ___, 27, 28
  12. 25, 26, ___, 28, 29, 30

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 68
Name:Date:Score:    / 12

Write the missing number.

  1. 10, ___, 20, 25, 30, 35
  2. 8, ___, 12, 14, 16, 18
  3. 35, 40, 45, ___, 55, 60
  4. 35, 40, ___, 50, 55, 60
  5. 90, ___, 110, 120, 130, 140
  6. 40, 50, ___, 70, 80, 90
  7. 4, ___, 8, 10, 12, 14
  8. 60, 70, 80, 90, ___, 110
  9. 8, 10, 12, 14, ___, 18
  10. 2, 4, ___, 8, 10, 12
  11. 60, 70, 80, ___, 100, 110
  12. 10, 20, 30, ___, 50, 60

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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.