Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 243 · 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 7 − 4 × 7 ÷ 15?
2. 2.If + means ÷, − means +, × means − and ÷ means ×, what is 2 − 6 ÷ 8 + 4?
3. 3.If + means ×, − means ÷, × means + and ÷ means −, what is 18 × 12 + 16 ÷ 13?
4. 4.If + means ×, − means ÷, × means − and ÷ means +, what is 9 ÷ 14 + 2 × 3?
5. 5.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 − 19 ÷ 4 + 2?
6. 6.If + means ÷, − means ×, × means − and ÷ means +, what is 14 − 4 × 18 ÷ 3?
7. 7.If + means ×, − means ÷, × means + and ÷ means −, what is 2 × 3 + 10 − 5?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 7 + 13 ÷ 20 × 10?
9. 9.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 12 × 12 + 4?
10. 10.If + means ×, − means ÷, × means − and ÷ means +, what is 8 × 10 − 5 ÷ 2?
11. 11.If + means −, − means ÷, × means + and ÷ means ×, what is 12 + 3 × 9 − 9?
12. 12.If + means ×, − means ÷, × means + and ÷ means −, what is 16 + 13 ÷ 4 − 4?
13. 13.If + means ×, − means ÷, × means − and ÷ means +, what is 8 + 12 ÷ 14 × 6?
14. 14.If + means ×, − means ÷, × means − and ÷ means +, what is 13 ÷ 5 + 4 × 14?
15. 15.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 + 14 × 2 − 5?
16. 16.If + means ×, − means ÷, × means + and ÷ means −, what is 12 − 4 × 8 + 8?
17. 17.If + means ÷, − means +, × means − and ÷ means ×, what is 19 + 19 × 6 − 9?
18. 18.If + means −, − means ÷, × means + and ÷ means ×, what is 4 + 9 − 3 × 6?
19. 19.If + means ÷, − means +, × means − and ÷ means ×, what is 9 ÷ 5 − 18 × 12?
20. 20.If + means ÷, − means ×, × means − and ÷ means +, what is 16 + 4 − 15 × 12?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 16 ÷ 15 × 7 − 18?
22. 22.If + means −, − means ÷, × means + and ÷ means ×, what is 11 + 15 × 13 ÷ 20?
23. 23.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 − 11 + 13 × 13?
24. 24.If + means −, − means ÷, × means + and ÷ means ×, what is 16 ÷ 13 × 15 + 6?
25. 25.If + means ÷, − means ×, × means + and ÷ means −, what is 18 − 20 × 9 ÷ 20?
26. 26.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 ÷ 17 − 12 + 5?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 4 ÷ 18 − 4 + 4?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 ÷ 12 − 12 + 3?
29. 29.If + means ÷, − means +, × means − and ÷ means ×, what is 2 ÷ 7 × 6 − 17?
30. 30.If + means ×, − means ÷, × means − and ÷ means +, what is 14 + 13 − 7 × 9?
31. 31.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 − 6 + 7 ÷ 5?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 20 × 3 − 11 ÷ 4?
33. 33.If + means −, − means +, × means ÷ and ÷ means ×, what is 8 − 19 ÷ 9 + 14?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 14 × 12 − 9 + 2?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 − 2 ÷ 20 + 10?
36. 36.If + means ÷, − means +, × means − and ÷ means ×, what is 6 ÷ 16 − 12 × 5?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 + 6 ÷ 2 − 14?
38. 38.If + means ÷, − means +, × means − and ÷ means ×, what is 7 × 2 − 16 + 4?
39. 39.If + means ×, − means ÷, × means − and ÷ means +, what is 5 + 20 ÷ 16 × 12?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 12 + 9 − 18 ÷ 3?

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