Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 789 · 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 14 × 17 + 8 ÷ 2?
2. 2.If + means ×, − means ÷, × means + and ÷ means −, what is 4 + 2 ÷ 5 × 6?
3. 3.If + means ÷, − means +, × means − and ÷ means ×, what is 15 − 3 ÷ 13 × 4?
4. 4.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 + 14 − 16 ÷ 5?
5. 5.If + means −, − means ÷, × means + and ÷ means ×, what is 3 ÷ 20 + 9 × 18?
6. 6.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 + 14 − 13 ÷ 18?
7. 7.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 + 19 ÷ 9 − 20?
8. 8.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 13 × 3 ÷ 8?
9. 9.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 + 6 × 2 ÷ 18?
10. 10.If + means ×, − means ÷, × means − and ÷ means +, what is 18 ÷ 6 + 3 × 15?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 12 ÷ 16 × 7 − 15?
12. 12.If + means ×, − means ÷, × means + and ÷ means −, what is 15 ÷ 8 + 7 − 8?
13. 13.If + means ×, − means ÷, × means + and ÷ means −, what is 3 ÷ 10 − 10 × 8?
14. 14.If + means ÷, − means ×, × means + and ÷ means −, what is 8 − 9 × 19 ÷ 2?
15. 15.If + means ×, − means ÷, × means + and ÷ means −, what is 10 + 2 − 4 × 11?
16. 16.If + means ÷, − means ×, × means − and ÷ means +, what is 14 − 12 × 14 ÷ 14?
17. 17.If + means ÷, − means ×, × means − and ÷ means +, what is 17 − 10 × 14 ÷ 6?
18. 18.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 ÷ 10 − 15 + 17?
19. 19.If + means ÷, − means ×, × means + and ÷ means −, what is 12 − 10 + 2 ÷ 10?
20. 20.If + means ×, − means ÷, × means + and ÷ means −, what is 16 + 16 × 11 ÷ 17?
21. 21.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 + 14 ÷ 11 × 11?
22. 22.If + means ÷, − means +, × means − and ÷ means ×, what is 16 ÷ 5 − 15 × 10?
23. 23.If + means ÷, − means ×, × means − and ÷ means +, what is 8 − 6 × 17 ÷ 10?
24. 24.If + means ÷, − means ×, × means + and ÷ means −, what is 11 − 19 ÷ 13 × 11?
25. 25.If + means −, − means ÷, × means + and ÷ means ×, what is 14 × 3 + 16 − 4?
26. 26.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 18 + 3 × 19?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 2 + 10 × 15 ÷ 13?
28. 28.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 ÷ 9 − 7 + 6?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 − 6 ÷ 16 + 3?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 5 − 4 + 2 × 16?
31. 31.If + means ×, − means ÷, × means + and ÷ means −, what is 8 + 8 − 4 × 20?
32. 32.If + means ×, − means ÷, × means − and ÷ means +, what is 18 ÷ 10 + 2 − 2?
33. 33.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 ÷ 18 × 18 − 18?
34. 34.If + means ×, − means ÷, × means + and ÷ means −, what is 18 + 5 − 9 × 11?
35. 35.If + means ×, − means ÷, × means + and ÷ means −, what is 9 + 11 ÷ 18 × 6?
36. 36.If + means −, − means ÷, × means + and ÷ means ×, what is 2 × 6 ÷ 7 + 2?
37. 37.If + means ÷, − means ×, × means + and ÷ means −, what is 6 + 2 × 8 − 4?
38. 38.If + means ÷, − means ×, × means + and ÷ means −, what is 18 − 15 ÷ 16 × 3?
39. 39.If + means ×, − means ÷, × means + and ÷ means −, what is 14 + 3 ÷ 12 × 2?
40. 40.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 + 3 ÷ 17 − 19?

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