Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 875 · 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 ÷ 9 + 10 − 5?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 − 8 + 12 × 6?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 ÷ 18 + 5 − 6?
4. 4.If + means ÷, − means +, × means − and ÷ means ×, what is 3 × 20 − 12 ÷ 10?
5. 5.If + means −, − means ÷, × means + and ÷ means ×, what is 12 − 4 × 13 + 14?
6. 6.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 13 × 7 + 19?
7. 7.If + means ÷, − means ×, × means − and ÷ means +, what is 18 − 16 + 4 × 5?
8. 8.If + means ×, − means ÷, × means − and ÷ means +, what is 3 + 20 − 2 ÷ 12?
9. 9.If + means ×, − means ÷, × means + and ÷ means −, what is 5 + 2 × 18 − 18?
10. 10.If + means ÷, − means ×, × means + and ÷ means −, what is 16 × 2 ÷ 5 − 3?
11. 11.If + means ×, − means ÷, × means − and ÷ means +, what is 8 + 6 − 4 × 5?
12. 12.If + means ×, − means ÷, × means + and ÷ means −, what is 14 + 9 ÷ 11 × 2?
13. 13.If + means −, − means ×, × means ÷ and ÷ means +, what is 8 + 3 ÷ 9 − 3?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 10 ÷ 5 + 8 × 14?
15. 15.If + means ÷, − means ×, × means + and ÷ means −, what is 20 + 10 − 13 × 11?
16. 16.If + means ÷, − means ×, × means + and ÷ means −, what is 19 − 17 × 5 ÷ 4?
17. 17.If + means ×, − means ÷, × means + and ÷ means −, what is 5 ÷ 13 × 10 + 10?
18. 18.If + means ÷, − means +, × means − and ÷ means ×, what is 13 − 12 + 2 ÷ 20?
19. 19.If + means ÷, − means ×, × means − and ÷ means +, what is 6 ÷ 10 × 4 − 3?
20. 20.If + means ×, − means ÷, × means + and ÷ means −, what is 4 + 4 ÷ 10 − 2?
21. 21.If + means ×, − means ÷, × means + and ÷ means −, what is 7 ÷ 2 + 3 × 2?
22. 22.If + means ×, − means ÷, × means − and ÷ means +, what is 8 + 13 ÷ 18 − 9?
23. 23.If + means −, − means ÷, × means + and ÷ means ×, what is 15 × 8 ÷ 7 − 2?
24. 24.If + means ×, − means ÷, × means − and ÷ means +, what is 10 + 16 ÷ 3 × 6?
25. 25.If + means ×, − means +, × means ÷ and ÷ means −, what is 12 + 19 ÷ 2 − 20?
26. 26.If + means −, − means ÷, × means + and ÷ means ×, what is 8 × 18 ÷ 6 + 10?
27. 27.If + means ×, − means ÷, × means − and ÷ means +, what is 18 − 2 + 10 × 19?
28. 28.If + means ÷, − means +, × means − and ÷ means ×, what is 20 − 8 × 2 ÷ 3?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 17 × 8 + 20?
30. 30.If + means ×, − means ÷, × means + and ÷ means −, what is 13 ÷ 18 × 4 + 8?
31. 31.If + means ×, − means ÷, × means + and ÷ means −, what is 13 + 19 − 13 ÷ 3?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 18 × 8 + 4 − 13?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 16 × 15 ÷ 3 + 4?
34. 34.If + means ×, − means ÷, × means − and ÷ means +, what is 20 × 8 ÷ 5 + 13?
35. 35.If + means ÷, − means ×, × means + and ÷ means −, what is 12 ÷ 3 × 5 − 16?
36. 36.If + means ÷, − means ×, × means + and ÷ means −, what is 18 − 14 + 9 × 14?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 + 6 ÷ 20 − 12?
38. 38.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 + 4 − 14 ÷ 17?
39. 39.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 − 5 ÷ 15 + 4?
40. 40.If + means −, − means +, × means ÷ and ÷ means ×, what is 15 + 17 × 17 − 7?

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