Missing Numbers — Year 1 / Grade 1 free online worksheet
Count forwards and find the missing number. This Year 1 / Grade 1 worksheet has 12 questions in three short sections (Section A — Pick the missing number; Section B — Fill in the blanks; Section C — Think and answer). Attempt it online — it is marked the moment you finish and shows the correct answer for anything missed.
Free · attempted online · no download
Q1. 12, ?, 14, 15, 16
Q2. 7, 8, 9, ?, 11
Q3. 16, ?, 18, 19, 20
Q4. Count by 2s: 2, 4, 6, ?, 10
Q5. 11, 12, 13, , 15
Q6. 2, , 4, 5, 6
Q7. 13, 14, 15, , 17
Q8. 18, 19, , 21, 22
Q9. Count by 10s: 10, 20, , 40, 50
Q10. What number is missing on the number line?
Q11. Counting backwards: 10, 9, 8, , 6
Q12. Count by 5s: 5, 10, 15, , 25
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