Symbol Substitution Worksheet

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

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