Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 144 · 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 10 − 10 + 11 × 14?
2. 2.If + means ×, − means ÷, × means − and ÷ means +, what is 18 − 9 + 7 ÷ 14?
3. 3.If + means ÷, − means +, × means − and ÷ means ×, what is 14 × 14 − 5 ÷ 5?
4. 4.If + means −, − means ÷, × means + and ÷ means ×, what is 11 × 6 ÷ 18 + 17?
5. 5.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 − 13 + 18 ÷ 18?
6. 6.If + means ÷, − means +, × means − and ÷ means ×, what is 12 ÷ 19 − 14 × 18?
7. 7.If + means ×, − means ÷, × means − and ÷ means +, what is 15 + 5 × 5 ÷ 2?
8. 8.If + means ÷, − means ×, × means + and ÷ means −, what is 4 + 2 × 6 ÷ 8?
9. 9.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 14 × 3 + 13?
10. 10.If + means ÷, − means +, × means − and ÷ means ×, what is 5 × 11 − 16 + 2?
11. 11.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 − 20 ÷ 2 + 6?
12. 12.If + means −, − means ÷, × means + and ÷ means ×, what is 19 ÷ 4 × 20 + 5?
13. 13.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 + 14 − 5 ÷ 10?
14. 14.If + means ÷, − means +, × means − and ÷ means ×, what is 3 ÷ 2 + 2 − 17?
15. 15.If + means ÷, − means +, × means − and ÷ means ×, what is 15 ÷ 16 + 12 × 5?
16. 16.If + means ÷, − means +, × means − and ÷ means ×, what is 15 × 15 + 3 − 9?
17. 17.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 − 7 + 15 × 3?
18. 18.If + means −, − means ÷, × means + and ÷ means ×, what is 4 ÷ 7 × 16 + 10?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 9 × 10 ÷ 3 + 14?
20. 20.If + means ×, − means ÷, × means − and ÷ means +, what is 14 + 20 × 20 ÷ 12?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 11 ÷ 18 × 19 − 3?
22. 22.If + means ÷, − means ×, × means + and ÷ means −, what is 12 × 5 − 11 ÷ 9?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 + 3 − 6 × 18?
24. 24.If + means ×, − means ÷, × means − and ÷ means +, what is 8 × 16 − 4 ÷ 15?
25. 25.If + means ×, − means ÷, × means − and ÷ means +, what is 6 ÷ 3 + 7 − 3?
26. 26.If + means ÷, − means ×, × means − and ÷ means +, what is 13 × 8 ÷ 13 − 6?
27. 27.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 + 12 ÷ 20 − 12?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 18 + 16 − 4 ÷ 4?
29. 29.If + means ÷, − means ×, × means − and ÷ means +, what is 5 ÷ 2 − 19 × 17?
30. 30.If + means ÷, − means ×, × means − and ÷ means +, what is 20 − 12 + 6 ÷ 9?
31. 31.If + means ÷, − means +, × means − and ÷ means ×, what is 11 − 9 ÷ 4 × 4?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 20 ÷ 6 − 4 × 13?
33. 33.If + means ÷, − means ×, × means + and ÷ means −, what is 20 × 4 − 8 ÷ 8?
34. 34.If + means ×, − means ÷, × means + and ÷ means −, what is 12 × 12 − 12 + 7?
35. 35.If + means −, − means ÷, × means + and ÷ means ×, what is 5 × 11 ÷ 12 + 12?
36. 36.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 + 17 ÷ 4 − 15?
37. 37.If + means ×, − means ÷, × means − and ÷ means +, what is 6 + 5 × 5 ÷ 10?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 15 ÷ 13 × 13 + 11?
39. 39.If + means ÷, − means ×, × means + and ÷ means −, what is 18 ÷ 2 × 7 − 19?
40. 40.If + means ×, − means ÷, × means + and ÷ means −, what is 3 ÷ 6 × 2 + 6?

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