Math 2 · Unit 5: Working with numbers to 100 · Cambridge Primary Maths Stage 2
16 questions · e.g. 23 + 5 = ?
1. 23 + 5 = ?
2. 42 + 5 = ?
3. 28 + 10 = ?
4. 54 + 20 = ?
5. 3 + 7 = 10. So 13 + 7 = ?
6. 4 + 6 = 10. So 40 + 60 = ?
7. Which pair of tens numbers makes 100?
8. 8 + 2 = 10. Which number sentence shows a complement of 20?
9. 54 + 5 + 5 = ?
10. 3 + 6 + 7 = ?
11. 89 + 10 = ?
12. 64 + 5 = ?
13. Which pair of tens numbers makes 90?
14. 7 + 3 + 8 = ?
15. 46 + 20 = ?
16. 1 + 4 + 5 + 9 = ?