Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 464 · 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 18 − 18 ÷ 13 + 7?
2. 2.If + means ÷, − means ×, × means − and ÷ means +, what is 8 − 13 × 12 ÷ 9?
3. 3.If + means ÷, − means ×, × means + and ÷ means −, what is 14 − 12 ÷ 6 × 7?
4. 4.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 ÷ 14 − 10 + 10?
5. 5.If + means ×, − means ÷, × means − and ÷ means +, what is 9 × 14 ÷ 14 + 5?
6. 6.If + means ×, − means ÷, × means + and ÷ means −, what is 2 × 11 + 4 ÷ 15?
7. 7.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 + 18 − 2 ÷ 20?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 10 + 4 ÷ 20 × 13?
9. 9.If + means ÷, − means ×, × means + and ÷ means −, what is 14 ÷ 6 + 6 × 20?
10. 10.If + means ÷, − means ×, × means + and ÷ means −, what is 5 + 5 − 14 ÷ 13?
11. 11.If + means ×, − means ÷, × means + and ÷ means −, what is 2 ÷ 4 × 3 + 20?
12. 12.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 + 20 − 12 ÷ 4?
13. 13.If + means ÷, − means ×, × means − and ÷ means +, what is 12 + 4 ÷ 12 × 9?
14. 14.If + means ×, − means ÷, × means + and ÷ means −, what is 17 + 15 ÷ 20 × 3?
15. 15.If + means ×, − means ÷, × means − and ÷ means +, what is 15 ÷ 2 + 19 × 18?
16. 16.If + means ×, − means ÷, × means + and ÷ means −, what is 14 + 4 ÷ 3 × 17?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 ÷ 3 − 6 + 9?
18. 18.If + means ÷, − means ×, × means − and ÷ means +, what is 9 × 11 ÷ 18 − 19?
19. 19.If + means ÷, − means ×, × means + and ÷ means −, what is 20 ÷ 4 − 9 + 9?
20. 20.If + means ÷, − means ×, × means + and ÷ means −, what is 11 × 8 − 5 ÷ 14?
21. 21.If + means ÷, − means ×, × means − and ÷ means +, what is 17 ÷ 19 − 10 × 2?
22. 22.If + means −, − means ÷, × means + and ÷ means ×, what is 8 × 14 + 8 − 4?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 16 × 20 + 10 ÷ 6?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 ÷ 19 − 9 + 19?
25. 25.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 + 3 ÷ 8 − 18?
26. 26.If + means −, − means ÷, × means + and ÷ means ×, what is 3 ÷ 3 + 9 × 13?
27. 27.If + means ÷, − means +, × means − and ÷ means ×, what is 10 + 10 ÷ 8 − 16?
28. 28.If + means ÷, − means ×, × means + and ÷ means −, what is 20 ÷ 14 × 15 + 3?
29. 29.If + means −, − means ÷, × means + and ÷ means ×, what is 8 × 12 + 3 ÷ 2?
30. 30.If + means ×, − means ÷, × means + and ÷ means −, what is 12 × 3 + 13 ÷ 13?
31. 31.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 6 ÷ 14 − 12?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 14 − 8 ÷ 19 + 4?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 8 ÷ 6 × 14 + 15?
34. 34.If + means ×, − means ÷, × means + and ÷ means −, what is 8 + 13 × 8 − 2?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 + 2 − 18 ÷ 7?
36. 36.If + means ÷, − means +, × means − and ÷ means ×, what is 7 − 20 × 7 ÷ 2?
37. 37.If + means ÷, − means ×, × means + and ÷ means −, what is 17 ÷ 3 × 10 + 2?
38. 38.If + means ×, − means ÷, × means + and ÷ means −, what is 18 + 20 × 8 ÷ 13?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 8 × 15 ÷ 4 + 12?
40. 40.If + means −, − means ÷, × means + and ÷ means ×, what is 14 ÷ 12 × 6 + 7?

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