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Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 16

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 16
Name:Date:Score:    / 12

Write the missing number.

  1. 76, 77, 78, 79, ___, 81
  2. 66, ___, 68, 69, 70, 71
  3. 52, 53, 54, 55, ___, 57
  4. 80, 81, 82, 83, ___, 85
  5. 61, 62, 63, 64, ___, 66
  6. 26, 27, ___, 29, 30, 31
  7. 8, 9, 10, 11, ___, 13
  8. 70, 71, ___, 73, 74, 75
  9. 86, 87, ___, 89, 90, 91
  10. 68, ___, 70, 71, 72, 73
  11. 64, 65, ___, 67, 68, 69
  12. 54, 55, ___, 57, 58, 59

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 16
Name:Date:Score:    / 12

Write the missing number.

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

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.