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Addition to 100 Worksheet
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Addition to 100 Worksheet
🧮 Part 1: Addition Problems (Questions 1-10)
Instructions: Solve each addition problem. Each answer equals 100.
1. 50 + _____ = 100
2. 25 + _____ = 100
3. 60 + _____ = 100
4. 35 + _____ = 100
5. 80 + _____ = 100
6. 15 + _____ = 100
7. 45 + _____ = 100
8. 70 + _____ = 100
9. 90 + _____ = 100
10. 5 + _____ = 100
📝 Part 2: Two-Number Addition (Questions 11-20)
Instructions: Add the two numbers together. Show your working.
11. 42 + 58 = _____
12. 37 + 63 = _____
13. 29 + 71 = _____
14. 46 + 54 = _____
15. 18 + 82 = _____
16. 64 + 36 = _____
17. 73 + 27 = _____
18. 55 + 45 = _____
19. 91 + 9 = _____
20. 38 + 62 = _____
🎯 Part 3: Multiple Choice (Questions 21-25)
Instructions: Circle the correct answer for each addition problem.
21. 33 + 67 = ?
90
100
110
22. 48 + 52 = ?
95
100
105
23. 76 + 24 = ?
100
90
110
24. 19 + 81 = ?
99
100
101
25. 56 + 44 = ?
100
90
110
🌟 Part 4: Challenge Problems (Questions 26-30)
Instructions: Solve these trickier addition problems that equal 100.
26. 12 + 23 + _____ = 100
27. 30 + 40 + _____ = 100
28. 17 + 28 + _____ = 100
29. 45 + 35 + _____ = 100
30. 22 + 33 + _____ = 100
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