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Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 79

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 79
Name:Date:Score:    / 12

Write the missing number.

  1. 77, 78, 79, ___, 81, 82
  2. 30, 31, 32, 33, ___, 35
  3. 54, 55, 56, 57, ___, 59
  4. 93, ___, 95, 96, 97, 98
  5. 21, 22, ___, 24, 25, 26
  6. 82, 83, ___, 85, 86, 87
  7. 19, 20, 21, ___, 23, 24
  8. 80, ___, 82, 83, 84, 85
  9. 41, 42, 43, ___, 45, 46
  10. 56, ___, 58, 59, 60, 61
  11. 32, 33, 34, ___, 36, 37
  12. 75, 76, ___, 78, 79, 80

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 79
Name:Date:Score:    / 12

Write the missing number.

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

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.