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Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 59

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 59
Name:Date:Score:    / 12

Write the missing number.

  1. 46, ___, 48, 49, 50, 51
  2. 32, 33, 34, ___, 36, 37
  3. 28, ___, 30, 31, 32, 33
  4. 24, 25, 26, ___, 28, 29
  5. 57, 58, 59, 60, ___, 62
  6. 28, 29, 30, ___, 32, 33
  7. 72, 73, 74, 75, ___, 77
  8. 63, 64, 65, 66, ___, 68
  9. 10, 11, 12, 13, ___, 15
  10. 49, 50, ___, 52, 53, 54
  11. 15, 16, ___, 18, 19, 20
  12. 65, 66, 67, ___, 69, 70

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 59
Name:Date:Score:    / 12

Write the missing number.

  1. 50, 55, 60, 65, ___, 75
  2. 40, 50, 60, ___, 80, 90
  3. 5, ___, 15, 20, 25, 30
  4. 60, 70, ___, 90, 100, 110
  5. 40, 50, 60, 70, ___, 90
  6. 25, ___, 35, 40, 45, 50
  7. 50, ___, 70, 80, 90, 100
  8. 20, 30, 40, 50, ___, 70
  9. 2, 4, 6, 8, ___, 12
  10. 50, 60, ___, 80, 90, 100
  11. 12, 14, ___, 18, 20, 22
  12. 50, 60, 70, ___, 90, 100

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.