Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 85

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 85
Name:Date:Score:    / 12

Write the missing number.

  1. 2, 3, 4, 5, ___, 7
  2. 17, ___, 19, 20, 21, 22
  3. 86, 87, 88, ___, 90, 91
  4. 51, 52, ___, 54, 55, 56
  5. 18, 19, 20, 21, ___, 23
  6. 38, ___, 40, 41, 42, 43
  7. 62, ___, 64, 65, 66, 67
  8. 49, ___, 51, 52, 53, 54
  9. 65, 66, ___, 68, 69, 70
  10. 58, 59, 60, ___, 62, 63
  11. 93, 94, ___, 96, 97, 98
  12. 91, 92, ___, 94, 95, 96

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 85
Name:Date:Score:    / 12

Write the missing number.

  1. 50, 55, ___, 65, 70, 75
  2. 30, 40, 50, 60, ___, 80
  3. 20, 30, 40, ___, 60, 70
  4. 70, 80, 90, 100, ___, 120
  5. 14, ___, 18, 20, 22, 24
  6. 30, ___, 50, 60, 70, 80
  7. 14, 16, ___, 20, 22, 24
  8. 8, 10, ___, 14, 16, 18
  9. 16, 18, ___, 22, 24, 26
  10. 10, 12, ___, 16, 18, 20
  11. 2, ___, 6, 8, 10, 12
  12. 30, 40, 50, ___, 70, 80

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.