Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 486 · 40 questions

How to think it through (Swap, then BODMAS): Rewrite the sum, swapping every sign for what it means. BODMAS: do × and ÷ first, from left to right. Then do + and −, from left to right.

1. 1.If + means −, − means ÷, × means + and ÷ means ×, what is 12 ÷ 11 + 8 × 10?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 − 7 + 20 ÷ 20?
3. 3.If + means ÷, − means ×, × means + and ÷ means −, what is 17 ÷ 15 × 16 − 5?
4. 4.If + means ÷, − means ×, × means + and ÷ means −, what is 6 × 8 − 20 + 5?
5. 5.If + means ×, − means +, × means ÷ and ÷ means −, what is 4 + 14 ÷ 6 − 9?
6. 6.If + means ×, − means ÷, × means + and ÷ means −, what is 3 × 8 + 6 − 2?
7. 7.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 − 15 + 16 × 4?
8. 8.If + means −, − means ÷, × means + and ÷ means ×, what is 8 + 5 × 6 − 6?
9. 9.If + means ×, − means ÷, × means + and ÷ means −, what is 11 + 3 ÷ 12 × 14?
10. 10.If + means −, − means +, × means ÷ and ÷ means ×, what is 13 + 13 − 2 ÷ 3?
11. 11.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 12 ÷ 16 − 19?
12. 12.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 ÷ 14 − 6 + 8?
13. 13.If + means ×, − means ÷, × means − and ÷ means +, what is 7 − 7 ÷ 16 × 15?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 4 × 15 + 9 − 9?
15. 15.If + means ×, − means ÷, × means + and ÷ means −, what is 11 ÷ 2 + 5 − 5?
16. 16.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 − 16 + 15 ÷ 11?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 19 + 2 ÷ 17?
18. 18.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 ÷ 19 − 11 + 5?
19. 19.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 + 17 ÷ 14 − 2?
20. 20.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 × 16 ÷ 4 − 4?
21. 21.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 + 20 ÷ 11 − 7?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 ÷ 17 + 2 − 7?
23. 23.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 ÷ 12 + 5 − 19?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 − 5 ÷ 5 + 2?
25. 25.If + means ÷, − means ×, × means + and ÷ means −, what is 7 − 4 ÷ 7 × 3?
26. 26.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 − 7 ÷ 16 × 4?
27. 27.If + means −, − means +, × means ÷ and ÷ means ×, what is 5 − 10 + 7 × 7?
28. 28.If + means ×, − means +, × means ÷ and ÷ means −, what is 17 + 9 ÷ 9 − 12?
29. 29.If + means ÷, − means ×, × means + and ÷ means −, what is 10 + 5 − 18 × 10?
30. 30.If + means −, − means +, × means ÷ and ÷ means ×, what is 9 ÷ 2 − 14 + 9?
31. 31.If + means −, − means ÷, × means + and ÷ means ×, what is 5 ÷ 4 + 5 × 13?
32. 32.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 + 12 − 7 ÷ 3?
33. 33.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 + 8 ÷ 11 − 5?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 14 + 14 − 19 × 7?
35. 35.If + means −, − means ÷, × means + and ÷ means ×, what is 13 × 16 ÷ 7 + 19?
36. 36.If + means ×, − means ÷, × means + and ÷ means −, what is 17 × 4 + 15 ÷ 16?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 20 + 17 ÷ 14?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 13 ÷ 5 + 4 × 3?
39. 39.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 ÷ 20 × 10 + 4?
40. 40.If + means ÷, − means ×, × means − and ÷ means +, what is 20 − 5 + 2 ÷ 7?

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