Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 979 · 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 15 + 11 ÷ 17 − 5?
2. 2.If + means ÷, − means ×, × means + and ÷ means −, what is 14 ÷ 5 × 20 − 7?
3. 3.If + means ×, − means +, × means ÷ and ÷ means −, what is 19 − 20 + 15 ÷ 10?
4. 4.If + means ×, − means ÷, × means − and ÷ means +, what is 18 − 9 + 17 ÷ 12?
5. 5.If + means ÷, − means +, × means − and ÷ means ×, what is 14 ÷ 6 × 8 − 20?
6. 6.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 ÷ 12 − 7 + 6?
7. 7.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 ÷ 3 − 4 × 12?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 11 ÷ 5 × 13 + 18?
9. 9.If + means ×, − means ÷, × means − and ÷ means +, what is 5 ÷ 18 + 6 × 11?
10. 10.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 ÷ 7 − 14 + 4?
11. 11.If + means ÷, − means ×, × means − and ÷ means +, what is 7 − 15 ÷ 7 × 2?
12. 12.If + means ÷, − means ×, × means + and ÷ means −, what is 14 − 17 + 14 ÷ 13?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 16 × 3 − 17 ÷ 17?
14. 14.If + means ÷, − means ×, × means − and ÷ means +, what is 9 − 15 × 8 ÷ 7?
15. 15.If + means ÷, − means +, × means − and ÷ means ×, what is 10 ÷ 10 × 11 − 6?
16. 16.If + means ÷, − means ×, × means − and ÷ means +, what is 5 ÷ 17 − 10 + 2?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 ÷ 20 + 6 − 5?
18. 18.If + means −, − means +, × means ÷ and ÷ means ×, what is 19 ÷ 11 − 18 + 16?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 13 × 3 ÷ 20 − 4?
20. 20.If + means ÷, − means ×, × means − and ÷ means +, what is 19 − 4 ÷ 12 × 7?
21. 21.If + means ×, − means ÷, × means + and ÷ means −, what is 2 + 9 ÷ 7 × 7?
22. 22.If + means ×, − means ÷, × means − and ÷ means +, what is 14 ÷ 5 + 11 × 12?
23. 23.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 × 5 ÷ 10 + 14?
24. 24.If + means ×, − means ÷, × means + and ÷ means −, what is 19 + 6 − 3 ÷ 20?
25. 25.If + means ÷, − means ×, × means − and ÷ means +, what is 5 × 18 + 18 ÷ 18?
26. 26.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 − 17 + 20 × 10?
27. 27.If + means ÷, − means +, × means − and ÷ means ×, what is 15 + 3 ÷ 4 × 2?
28. 28.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 ÷ 4 + 12 − 13?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 ÷ 16 − 11 + 7?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 6 − 6 ÷ 15 × 8?
31. 31.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 4 + 6 × 17?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 − 13 ÷ 3 + 19?
33. 33.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 + 18 × 3 ÷ 5?
34. 34.If + means −, − means ÷, × means + and ÷ means ×, what is 7 ÷ 16 + 16 − 2?
35. 35.If + means ÷, − means ×, × means − and ÷ means +, what is 9 ÷ 3 − 16 × 13?
36. 36.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 − 3 + 20 × 4?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 − 2 × 4 ÷ 12?
38. 38.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 − 17 + 13 ÷ 17?
39. 39.If + means ×, − means ÷, × means + and ÷ means −, what is 9 + 12 × 4 − 2?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 19 ÷ 7 + 5 × 20?

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