Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 802 · 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 5 × 17 + 2 ÷ 7?
2. 2.If + means ×, − means ÷, × means − and ÷ means +, what is 19 × 12 + 18 − 18?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 3 + 3 × 14 ÷ 18?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 × 17 ÷ 6 + 6?
5. 5.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 ÷ 14 − 18 × 18?
6. 6.If + means ÷, − means ×, × means − and ÷ means +, what is 13 ÷ 12 − 14 × 20?
7. 7.If + means ÷, − means ×, × means − and ÷ means +, what is 19 ÷ 20 × 18 − 2?
8. 8.If + means −, − means ÷, × means + and ÷ means ×, what is 12 + 4 ÷ 2 − 4?
9. 9.If + means ×, − means ÷, × means − and ÷ means +, what is 18 − 6 × 5 ÷ 14?
10. 10.If + means ÷, − means ×, × means + and ÷ means −, what is 3 × 10 − 2 + 4?
11. 11.If + means ÷, − means ×, × means − and ÷ means +, what is 14 − 6 ÷ 9 × 7?
12. 12.If + means ×, − means ÷, × means − and ÷ means +, what is 12 ÷ 5 × 2 + 4?
13. 13.If + means ÷, − means +, × means − and ÷ means ×, what is 2 ÷ 4 × 6 − 15?
14. 14.If + means ×, − means ÷, × means − and ÷ means +, what is 10 ÷ 6 + 8 × 3?
15. 15.If + means ×, − means ÷, × means − and ÷ means +, what is 10 + 4 × 16 ÷ 12?
16. 16.If + means ÷, − means ×, × means − and ÷ means +, what is 15 − 11 × 8 ÷ 13?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 + 14 ÷ 20 − 18?
18. 18.If + means ×, − means ÷, × means − and ÷ means +, what is 3 + 4 × 17 ÷ 20?
19. 19.If + means ×, − means ÷, × means + and ÷ means −, what is 8 − 4 + 11 × 10?
20. 20.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 − 18 ÷ 18 + 20?
21. 21.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 + 5 ÷ 8 − 10?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 ÷ 12 × 4 + 3?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 ÷ 6 − 17 + 15?
24. 24.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 − 4 + 2 ÷ 11?
25. 25.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 − 10 + 10 × 5?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 16 + 15 ÷ 2 − 6?
27. 27.If + means ÷, − means ×, × means + and ÷ means −, what is 14 × 7 − 2 ÷ 11?
28. 28.If + means ÷, − means ×, × means − and ÷ means +, what is 16 × 12 + 4 − 5?
29. 29.If + means ×, − means +, × means ÷ and ÷ means −, what is 4 − 2 + 13 × 13?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 6 ÷ 13 × 6 − 13?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 11 × 4 ÷ 9 + 15?
32. 32.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 − 14 + 11 ÷ 6?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 4 − 2 ÷ 17 × 3?
34. 34.If + means ×, − means ÷, × means + and ÷ means −, what is 3 + 9 − 3 × 15?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 20 + 8 × 2?
36. 36.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 × 2 − 9 + 10?
37. 37.If + means ×, − means +, × means ÷ and ÷ means −, what is 9 ÷ 3 − 18 + 14?
38. 38.If + means ÷, − means +, × means − and ÷ means ×, what is 11 × 7 − 4 + 4?
39. 39.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 ÷ 19 − 7 + 10?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 17 × 3 ÷ 18 + 11?

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