Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 6

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 6
Name:Date:Score:    / 12

Write the missing number.

  1. 37, 38, 39, ___, 41, 42
  2. 20, 21, 22, 23, ___, 25
  3. 38, 39, 40, 41, ___, 43
  4. 6, ___, 8, 9, 10, 11
  5. 40, ___, 42, 43, 44, 45
  6. 35, ___, 37, 38, 39, 40
  7. 63, ___, 65, 66, 67, 68
  8. 22, ___, 24, 25, 26, 27
  9. 26, 27, 28, ___, 30, 31
  10. 58, 59, ___, 61, 62, 63
  11. 13, 14, 15, 16, ___, 18
  12. 63, 64, 65, ___, 67, 68

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 6
Name:Date:Score:    / 12

Write the missing number.

  1. 60, 70, 80, 90, ___, 110
  2. 2, 4, ___, 8, 10, 12
  3. 70, 80, 90, ___, 110, 120
  4. 35, ___, 45, 50, 55, 60
  5. 15, 20, 25, ___, 35, 40
  6. 5, 10, ___, 20, 25, 30
  7. 25, ___, 35, 40, 45, 50
  8. 8, 10, ___, 14, 16, 18
  9. 14, ___, 18, 20, 22, 24
  10. 8, 10, 12, ___, 16, 18
  11. 2, 4, 6, 8, ___, 12
  12. 45, 50, ___, 60, 65, 70

More worksheets

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.