Free · UKG–Class 2 · 2 worksheets · answer keys · practise online · set 35

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 35
Name:Date:Score:    / 12

Write the missing number.

  1. 22, 23, 24, 25, ___, 27
  2. 64, ___, 66, 67, 68, 69
  3. 66, 67, 68, ___, 70, 71
  4. 11, 12, 13, ___, 15, 16
  5. 1, ___, 3, 4, 5, 6
  6. 21, 22, 23, 24, ___, 26
  7. 74, ___, 76, 77, 78, 79
  8. 19, 20, 21, ___, 23, 24
  9. 63, 64, 65, 66, ___, 68
  10. 21, 22, 23, ___, 25, 26
  11. 93, 94, 95, ___, 97, 98
  12. 38, 39, 40, ___, 42, 43

Missing numbers (skip counting)

Class 1–2 · Worksheet 2 · set 35
Name:Date:Score:    / 12

Write the missing number.

  1. 35, 40, 45, 50, ___, 60
  2. 18, ___, 22, 24, 26, 28
  3. 12, 14, 16, 18, ___, 22
  4. 30, 40, 50, 60, ___, 80
  5. 50, 60, ___, 80, 90, 100
  6. 60, ___, 80, 90, 100, 110
  7. 40, 45, 50, 55, ___, 65
  8. 14, 16, ___, 20, 22, 24
  9. 8, ___, 12, 14, 16, 18
  10. 6, 8, ___, 12, 14, 16
  11. 10, ___, 20, 25, 30, 35
  12. 16, 18, 20, ___, 24, 26

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.