Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 934 · 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 − 11 ÷ 7 + 9?
2. 2.If + means ÷, − means ×, × means + and ÷ means −, what is 4 − 18 ÷ 15 × 6?
3. 3.If + means ÷, − means ×, × means + and ÷ means −, what is 15 × 9 − 4 + 6?
4. 4.If + means ÷, − means +, × means − and ÷ means ×, what is 17 ÷ 7 × 8 − 13?
5. 5.If + means −, − means +, × means ÷ and ÷ means ×, what is 8 − 20 × 20 ÷ 7?
6. 6.If + means ÷, − means ×, × means − and ÷ means +, what is 18 − 13 ÷ 16 × 4?
7. 7.If + means ÷, − means ×, × means + and ÷ means −, what is 16 − 2 + 2 × 15?
8. 8.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 + 16 × 16 − 8?
9. 9.If + means ÷, − means ×, × means + and ÷ means −, what is 7 − 20 ÷ 3 × 3?
10. 10.If + means −, − means ÷, × means + and ÷ means ×, what is 19 × 16 + 13 − 13?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 18 × 17 − 7 + 17?
12. 12.If + means ÷, − means ×, × means − and ÷ means +, what is 14 − 12 × 20 ÷ 20?
13. 13.If + means ÷, − means ×, × means − and ÷ means +, what is 15 − 9 + 5 ÷ 5?
14. 14.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 + 18 ÷ 15 − 5?
15. 15.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 13 + 11 ÷ 18?
16. 16.If + means ÷, − means ×, × means + and ÷ means −, what is 10 × 10 + 5 ÷ 5?
17. 17.If + means ×, − means +, × means ÷ and ÷ means −, what is 12 ÷ 19 × 19 − 19?
18. 18.If + means ÷, − means ×, × means − and ÷ means +, what is 6 ÷ 12 − 13 + 13?
19. 19.If + means −, − means +, × means ÷ and ÷ means ×, what is 8 ÷ 13 + 15 − 5?
20. 20.If + means ×, − means ÷, × means + and ÷ means −, what is 3 ÷ 2 × 17 + 12?
21. 21.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 − 13 + 7 ÷ 2?
22. 22.If + means ÷, − means ×, × means + and ÷ means −, what is 14 ÷ 4 × 13 − 2?
23. 23.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 + 2 − 14 ÷ 16?
24. 24.If + means ×, − means ÷, × means + and ÷ means −, what is 18 ÷ 7 + 4 − 7?
25. 25.If + means ×, − means ÷, × means + and ÷ means −, what is 7 × 18 ÷ 7 + 2?
26. 26.If + means ÷, − means ×, × means + and ÷ means −, what is 13 × 4 + 2 − 13?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 19 + 9 × 19 ÷ 13?
28. 28.If + means ×, − means ÷, × means − and ÷ means +, what is 19 ÷ 20 − 20 × 11?
29. 29.If + means ×, − means ÷, × means − and ÷ means +, what is 10 + 10 ÷ 6 × 14?
30. 30.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 ÷ 13 + 8 − 2?
31. 31.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 + 6 ÷ 17 − 12?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 10 × 15 + 11?
33. 33.If + means ×, − means ÷, × means − and ÷ means +, what is 14 × 7 ÷ 10 + 10?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 16 ÷ 10 − 20?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 + 20 ÷ 15 − 3?
36. 36.If + means −, − means ÷, × means + and ÷ means ×, what is 6 + 3 ÷ 6 × 19?
37. 37.If + means ÷, − means ×, × means − and ÷ means +, what is 13 × 10 + 5 ÷ 2?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 16 ÷ 19 × 10 + 7?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 12 ÷ 18 − 9 × 15?
40. 40.If + means −, − means ÷, × means + and ÷ means ×, what is 15 + 11 × 9 ÷ 5?

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