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Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 58

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 58
Name:Date:Score:    / 12

Write the missing number.

  1. 76, 77, 78, ___, 80, 81
  2. 93, ___, 95, 96, 97, 98
  3. 63, ___, 65, 66, 67, 68
  4. 69, ___, 71, 72, 73, 74
  5. 90, 91, 92, ___, 94, 95
  6. 37, 38, 39, ___, 41, 42
  7. 34, 35, 36, 37, ___, 39
  8. 24, ___, 26, 27, 28, 29
  9. 42, ___, 44, 45, 46, 47
  10. 45, 46, 47, ___, 49, 50
  11. 25, 26, 27, 28, ___, 30
  12. 54, 55, 56, ___, 58, 59

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 58
Name:Date:Score:    / 12

Write the missing number.

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

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.