Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 731 · 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 × 16 + 2 − 2?
2. 2.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 18 − 14 ÷ 18?
3. 3.If + means ×, − means ÷, × means + and ÷ means −, what is 3 + 19 × 6 ÷ 11?
4. 4.If + means ×, − means ÷, × means − and ÷ means +, what is 20 + 4 × 16 − 8?
5. 5.If + means ÷, − means ×, × means + and ÷ means −, what is 8 × 9 − 10 ÷ 5?
6. 6.If + means −, − means +, × means ÷ and ÷ means ×, what is 17 ÷ 18 + 13 − 15?
7. 7.If + means ÷, − means +, × means − and ÷ means ×, what is 18 ÷ 15 × 19 − 20?
8. 8.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 + 15 ÷ 10 − 16?
9. 9.If + means ×, − means ÷, × means − and ÷ means +, what is 9 + 2 ÷ 20 × 6?
10. 10.If + means −, − means ÷, × means + and ÷ means ×, what is 4 + 7 × 15 ÷ 9?
11. 11.If + means −, − means +, × means ÷ and ÷ means ×, what is 9 + 18 − 18 ÷ 16?
12. 12.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 + 10 ÷ 6 − 10?
13. 13.If + means −, − means ÷, × means + and ÷ means ×, what is 5 × 6 ÷ 14 + 5?
14. 14.If + means ÷, − means +, × means − and ÷ means ×, what is 11 − 14 ÷ 2 × 4?
15. 15.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 × 3 − 13 + 9?
16. 16.If + means ÷, − means +, × means − and ÷ means ×, what is 5 ÷ 2 × 4 − 6?
17. 17.If + means −, − means ÷, × means + and ÷ means ×, what is 5 + 17 × 11 ÷ 20?
18. 18.If + means −, − means ÷, × means + and ÷ means ×, what is 4 ÷ 10 + 19 × 4?
19. 19.If + means −, − means ÷, × means + and ÷ means ×, what is 17 ÷ 2 × 3 + 15?
20. 20.If + means ÷, − means ×, × means + and ÷ means −, what is 2 ÷ 4 × 6 − 10?
21. 21.If + means −, − means ÷, × means + and ÷ means ×, what is 7 ÷ 19 + 15 × 13?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 ÷ 9 × 9 + 6?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 19 ÷ 5 × 17 + 3?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 + 6 ÷ 18 − 6?
25. 25.If + means ÷, − means ×, × means − and ÷ means +, what is 19 × 14 ÷ 3 − 12?
26. 26.If + means −, − means ÷, × means + and ÷ means ×, what is 3 × 20 + 3 ÷ 4?
27. 27.If + means ÷, − means ×, × means + and ÷ means −, what is 5 × 12 + 12 − 19?
28. 28.If + means ÷, − means ×, × means − and ÷ means +, what is 11 − 4 ÷ 15 × 8?
29. 29.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 ÷ 12 − 14 + 18?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 20 × 9 − 19 ÷ 5?
31. 31.If + means −, − means ÷, × means + and ÷ means ×, what is 5 ÷ 10 + 3 × 9?
32. 32.If + means ÷, − means ×, × means + and ÷ means −, what is 10 − 20 + 2 × 8?
33. 33.If + means ×, − means ÷, × means + and ÷ means −, what is 14 + 3 − 2 ÷ 16?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 8 + 16 ÷ 4 − 5?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 5 + 6 ÷ 10 × 15?
36. 36.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 + 12 × 3 ÷ 9?
37. 37.If + means ÷, − means ×, × means + and ÷ means −, what is 13 × 7 − 5 ÷ 18?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 16 ÷ 17 − 16 × 12?
39. 39.If + means ÷, − means ×, × means + and ÷ means −, what is 18 + 3 − 6 ÷ 15?
40. 40.If + means −, − means ×, × means ÷ and ÷ means +, what is 8 − 3 ÷ 20 + 8?

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