Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 935 · 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 16 ÷ 8 − 2 + 6?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 + 13 ÷ 8 − 5?
3. 3.If + means ×, − means ÷, × means + and ÷ means −, what is 16 + 10 ÷ 9 × 3?
4. 4.If + means ÷, − means +, × means − and ÷ means ×, what is 17 × 3 − 16 + 4?
5. 5.If + means ×, − means +, × means ÷ and ÷ means −, what is 8 × 4 − 5 + 11?
6. 6.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 + 11 ÷ 6 − 18?
7. 7.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 + 11 ÷ 5 − 11?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 6 + 10 × 5 ÷ 12?
9. 9.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 3 + 7 × 15?
10. 10.If + means ÷, − means ×, × means + and ÷ means −, what is 6 ÷ 17 × 17 − 17?
11. 11.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 + 7 ÷ 6 − 18?
12. 12.If + means ÷, − means ×, × means + and ÷ means −, what is 5 − 2 × 18 ÷ 15?
13. 13.If + means ÷, − means ×, × means − and ÷ means +, what is 19 + 19 − 7 ÷ 16?
14. 14.If + means ÷, − means ×, × means − and ÷ means +, what is 11 ÷ 20 + 20 − 5?
15. 15.If + means ÷, − means +, × means − and ÷ means ×, what is 4 ÷ 15 + 2 − 18?
16. 16.If + means ÷, − means ×, × means + and ÷ means −, what is 5 − 3 ÷ 17 × 14?
17. 17.If + means ÷, − means ×, × means + and ÷ means −, what is 11 × 14 − 18 + 9?
18. 18.If + means ÷, − means ×, × means − and ÷ means +, what is 10 − 10 ÷ 10 × 19?
19. 19.If + means −, − means ÷, × means + and ÷ means ×, what is 10 ÷ 9 + 4 × 8?
20. 20.If + means ×, − means ÷, × means − and ÷ means +, what is 7 + 18 × 12 − 4?
21. 21.If + means ÷, − means ×, × means − and ÷ means +, what is 12 ÷ 13 × 6 − 4?
22. 22.If + means ×, − means +, × means ÷ and ÷ means −, what is 11 − 13 + 18 ÷ 18?
23. 23.If + means ÷, − means +, × means − and ÷ means ×, what is 20 + 4 ÷ 10 − 8?
24. 24.If + means ÷, − means ×, × means − and ÷ means +, what is 3 − 14 + 2 ÷ 7?
25. 25.If + means −, − means ÷, × means + and ÷ means ×, what is 19 × 15 ÷ 8 + 9?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 ÷ 20 + 15 − 18?
27. 27.If + means ×, − means ÷, × means + and ÷ means −, what is 10 + 15 − 5 ÷ 13?
28. 28.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 ÷ 6 − 9 + 3?
29. 29.If + means ÷, − means ×, × means + and ÷ means −, what is 17 × 9 − 13 ÷ 16?
30. 30.If + means ×, − means ÷, × means − and ÷ means +, what is 12 ÷ 14 + 9 × 18?
31. 31.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 ÷ 14 + 5 − 4?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 − 12 ÷ 2 + 7?
33. 33.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 − 7 ÷ 14 × 2?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 5 − 12 + 12 × 19?
35. 35.If + means ×, − means ÷, × means − and ÷ means +, what is 10 + 8 × 19 ÷ 6?
36. 36.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 − 15 + 18 × 9?
37. 37.If + means −, − means ÷, × means + and ÷ means ×, what is 19 × 5 − 5 ÷ 8?
38. 38.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 − 14 + 19 ÷ 18?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 5 × 19 + 20 − 20?
40. 40.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 × 2 + 4 − 14?

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