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Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 28

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 28
Name:Date:Score:    / 12

Write the missing number.

  1. 47, 48, 49, ___, 51, 52
  2. 94, 95, ___, 97, 98, 99
  3. 83, ___, 85, 86, 87, 88
  4. 3, ___, 5, 6, 7, 8
  5. 27, ___, 29, 30, 31, 32
  6. 28, 29, 30, 31, ___, 33
  7. 18, 19, ___, 21, 22, 23
  8. 41, 42, 43, ___, 45, 46
  9. 31, ___, 33, 34, 35, 36
  10. 27, 28, 29, 30, ___, 32
  11. 67, ___, 69, 70, 71, 72
  12. 55, ___, 57, 58, 59, 60

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 28
Name:Date:Score:    / 12

Write the missing number.

  1. 6, ___, 10, 12, 14, 16
  2. 10, 15, 20, ___, 30, 35
  3. 30, 35, 40, ___, 50, 55
  4. 90, ___, 110, 120, 130, 140
  5. 70, 80, 90, 100, ___, 120
  6. 5, 10, 15, ___, 25, 30
  7. 45, 50, ___, 60, 65, 70
  8. 35, 40, ___, 50, 55, 60
  9. 12, 14, ___, 18, 20, 22
  10. 8, 10, ___, 14, 16, 18
  11. 40, 45, 50, 55, ___, 65
  12. 50, 55, ___, 65, 70, 75

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.