Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 857 · 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 12 + 3 × 3 ÷ 5?
2. 2.If + means ÷, − means ×, × means + and ÷ means −, what is 16 − 19 ÷ 9 × 13?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 ÷ 9 − 11 + 20?
4. 4.If + means −, − means ÷, × means + and ÷ means ×, what is 15 + 3 ÷ 5 × 11?
5. 5.If + means ×, − means +, × means ÷ and ÷ means −, what is 11 ÷ 6 − 7 + 2?
6. 6.If + means −, − means ÷, × means + and ÷ means ×, what is 13 × 18 − 6 + 5?
7. 7.If + means ÷, − means ×, × means − and ÷ means +, what is 2 − 11 × 20 ÷ 13?
8. 8.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 ÷ 8 − 14 + 18?
9. 9.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 + 18 − 18 ÷ 5?
10. 10.If + means ×, − means ÷, × means + and ÷ means −, what is 19 × 18 + 14 ÷ 13?
11. 11.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 − 15 + 5 ÷ 7?
12. 12.If + means ×, − means ÷, × means + and ÷ means −, what is 19 × 18 − 3 ÷ 13?
13. 13.If + means ÷, − means ×, × means − and ÷ means +, what is 10 × 8 ÷ 3 − 6?
14. 14.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 − 3 + 2 ÷ 3?
15. 15.If + means ×, − means ÷, × means − and ÷ means +, what is 12 + 15 ÷ 8 − 2?
16. 16.If + means ÷, − means ×, × means + and ÷ means −, what is 5 × 19 − 16 ÷ 16?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 + 2 − 15 ÷ 19?
18. 18.If + means ÷, − means ×, × means − and ÷ means +, what is 8 × 4 ÷ 2 − 2?
19. 19.If + means ÷, − means +, × means − and ÷ means ×, what is 5 ÷ 10 − 8 + 2?
20. 20.If + means ×, − means ÷, × means − and ÷ means +, what is 4 + 12 × 20 − 10?
21. 21.If + means ÷, − means +, × means − and ÷ means ×, what is 18 × 16 − 3 ÷ 14?
22. 22.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 + 17 ÷ 4 − 6?
23. 23.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 8 × 8 − 3?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 − 11 + 9 ÷ 3?
25. 25.If + means ÷, − means ×, × means + and ÷ means −, what is 9 + 3 × 5 − 6?
26. 26.If + means −, − means ÷, × means + and ÷ means ×, what is 17 ÷ 14 × 9 + 4?
27. 27.If + means −, − means +, × means ÷ and ÷ means ×, what is 8 + 8 ÷ 2 × 4?
28. 28.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 + 8 ÷ 15 − 13?
29. 29.If + means ×, − means ÷, × means − and ÷ means +, what is 19 × 11 + 18 − 11?
30. 30.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 × 2 + 4 ÷ 18?
31. 31.If + means ×, − means ÷, × means + and ÷ means −, what is 6 ÷ 15 × 10 + 5?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 20 − 6 ÷ 16 × 18?
33. 33.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 ÷ 5 − 19 + 4?
34. 34.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 ÷ 12 − 4 + 7?
35. 35.If + means ×, − means ÷, × means − and ÷ means +, what is 7 × 18 ÷ 19 + 3?
36. 36.If + means ×, − means +, × means ÷ and ÷ means −, what is 12 + 2 − 17 ÷ 4?
37. 37.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 ÷ 11 − 17 + 18?
38. 38.If + means ×, − means ÷, × means − and ÷ means +, what is 14 + 9 ÷ 12 × 5?
39. 39.If + means ÷, − means ×, × means − and ÷ means +, what is 16 − 18 × 18 ÷ 12?
40. 40.If + means −, − means ÷, × means + and ÷ means ×, what is 6 × 18 − 6 ÷ 15?

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