Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 184 · 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 2 − 12 × 6 ÷ 8?
2. 2.If + means ×, − means ÷, × means + and ÷ means −, what is 6 × 12 − 3 + 5?
3. 3.If + means ×, − means ÷, × means + and ÷ means −, what is 12 ÷ 6 × 16 + 9?
4. 4.If + means −, − means ÷, × means + and ÷ means ×, what is 11 ÷ 6 × 4 + 13?
5. 5.If + means ÷, − means +, × means − and ÷ means ×, what is 2 − 14 ÷ 8 × 6?
6. 6.If + means ÷, − means +, × means − and ÷ means ×, what is 11 ÷ 19 − 7 × 16?
7. 7.If + means ×, − means ÷, × means + and ÷ means −, what is 17 + 19 − 17 ÷ 12?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 5 + 3 ÷ 12 × 2?
9. 9.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 ÷ 5 − 11 + 15?
10. 10.If + means −, − means ÷, × means + and ÷ means ×, what is 20 × 7 ÷ 12 + 8?
11. 11.If + means ×, − means +, × means ÷ and ÷ means −, what is 9 − 16 × 2 + 6?
12. 12.If + means ÷, − means ×, × means + and ÷ means −, what is 10 ÷ 2 − 7 × 13?
13. 13.If + means −, − means ÷, × means + and ÷ means ×, what is 19 ÷ 13 + 9 × 18?
14. 14.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 + 17 ÷ 10 − 17?
15. 15.If + means −, − means ÷, × means + and ÷ means ×, what is 14 + 10 × 17 ÷ 6?
16. 16.If + means ÷, − means ×, × means − and ÷ means +, what is 5 − 18 ÷ 11 × 17?
17. 17.If + means ×, − means ÷, × means − and ÷ means +, what is 9 ÷ 12 + 14 × 19?
18. 18.If + means −, − means +, × means ÷ and ÷ means ×, what is 4 × 2 − 14 + 9?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 8 + 7 ÷ 20 × 14?
20. 20.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 ÷ 16 + 16 − 15?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 10 − 2 ÷ 4 × 16?
22. 22.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 18 ÷ 12 − 19?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 − 5 + 20 ÷ 16?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 9 × 9 ÷ 4?
25. 25.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 + 18 ÷ 5 − 11?
26. 26.If + means ÷, − means ×, × means + and ÷ means −, what is 10 ÷ 18 × 13 − 20?
27. 27.If + means ×, − means ÷, × means + and ÷ means −, what is 19 ÷ 17 × 8 + 2?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 20 + 16 × 3 ÷ 3?
29. 29.If + means ÷, − means ×, × means + and ÷ means −, what is 3 ÷ 14 × 17 − 11?
30. 30.If + means ×, − means ÷, × means − and ÷ means +, what is 2 + 14 × 6 ÷ 4?
31. 31.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 − 6 × 2 + 2?
32. 32.If + means ÷, − means ×, × means − and ÷ means +, what is 9 − 16 ÷ 18 + 3?
33. 33.If + means ÷, − means +, × means − and ÷ means ×, what is 19 ÷ 15 − 11 × 10?
34. 34.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 − 10 ÷ 6 + 12?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 15 ÷ 15 − 7 + 10?
36. 36.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 + 11 ÷ 8 − 13?
37. 37.If + means ÷, − means ×, × means + and ÷ means −, what is 12 + 4 × 20 − 12?
38. 38.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 6 ÷ 6 − 16?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 3 ÷ 2 × 16 + 5?
40. 40.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 + 11 − 6 ÷ 2?

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