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Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 65

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 65
Name:Date:Score:    / 12

Write the missing number.

  1. 87, 88, 89, 90, ___, 92
  2. 60, 61, 62, 63, ___, 65
  3. 76, ___, 78, 79, 80, 81
  4. 17, 18, 19, 20, ___, 22
  5. 28, 29, ___, 31, 32, 33
  6. 1, 2, 3, ___, 5, 6
  7. 79, ___, 81, 82, 83, 84
  8. 80, 81, ___, 83, 84, 85
  9. 21, 22, ___, 24, 25, 26
  10. 71, 72, 73, 74, ___, 76
  11. 29, 30, ___, 32, 33, 34
  12. 54, ___, 56, 57, 58, 59

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 65
Name:Date:Score:    / 12

Write the missing number.

  1. 80, 90, 100, 110, ___, 130
  2. 25, ___, 35, 40, 45, 50
  3. 35, 40, 45, ___, 55, 60
  4. 80, 90, 100, ___, 120, 130
  5. 8, 10, ___, 14, 16, 18
  6. 10, ___, 20, 25, 30, 35
  7. 100, 110, 120, 130, ___, 150
  8. 5, 10, ___, 20, 25, 30
  9. 70, 80, ___, 100, 110, 120
  10. 40, 45, 50, 55, ___, 65
  11. 15, ___, 25, 30, 35, 40
  12. 2, 4, 6, ___, 10, 12

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.