Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 409 · 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 19 ÷ 18 − 2 + 2?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 4 + 13 ÷ 18?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 − 19 + 18 ÷ 17?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 + 3 ÷ 15 − 9?
5. 5.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 ÷ 3 − 15 + 2?
6. 6.If + means −, − means +, × means ÷ and ÷ means ×, what is 5 − 10 ÷ 16 + 17?
7. 7.If + means −, − means +, × means ÷ and ÷ means ×, what is 13 ÷ 3 + 19 − 12?
8. 8.If + means ÷, − means ×, × means + and ÷ means −, what is 17 × 20 + 2 ÷ 9?
9. 9.If + means ÷, − means ×, × means − and ÷ means +, what is 5 × 6 ÷ 20 + 2?
10. 10.If + means ÷, − means +, × means − and ÷ means ×, what is 9 − 17 ÷ 18 × 16?
11. 11.If + means −, − means ÷, × means + and ÷ means ×, what is 2 ÷ 13 × 14 + 12?
12. 12.If + means ×, − means ÷, × means − and ÷ means +, what is 12 × 16 ÷ 12 + 3?
13. 13.If + means −, − means ÷, × means + and ÷ means ×, what is 10 ÷ 10 − 5 + 13?
14. 14.If + means ÷, − means ×, × means + and ÷ means −, what is 19 × 14 + 7 ÷ 14?
15. 15.If + means ×, − means +, × means ÷ and ÷ means −, what is 12 + 5 − 2 × 2?
16. 16.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 + 15 − 14 ÷ 9?
17. 17.If + means ÷, − means ×, × means − and ÷ means +, what is 9 ÷ 13 − 20 + 20?
18. 18.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 ÷ 17 + 6 − 3?
19. 19.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 + 4 ÷ 14 − 15?
20. 20.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 − 4 × 2 ÷ 3?
21. 21.If + means ÷, − means ×, × means − and ÷ means +, what is 13 − 18 + 13 × 5?
22. 22.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 + 8 − 9 ÷ 19?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 ÷ 11 − 4 + 5?
24. 24.If + means ÷, − means ×, × means − and ÷ means +, what is 14 × 4 ÷ 11 − 7?
25. 25.If + means ×, − means ÷, × means + and ÷ means −, what is 18 × 9 − 9 ÷ 8?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 + 10 − 2 ÷ 18?
27. 27.If + means ÷, − means ×, × means − and ÷ means +, what is 4 − 5 + 5 ÷ 7?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 ÷ 15 − 6 + 17?
29. 29.If + means ÷, − means ×, × means − and ÷ means +, what is 8 ÷ 12 − 12 × 12?
30. 30.If + means ÷, − means ×, × means − and ÷ means +, what is 8 − 7 ÷ 16 + 4?
31. 31.If + means ×, − means ÷, × means + and ÷ means −, what is 2 ÷ 8 × 12 − 2?
32. 32.If + means ÷, − means ×, × means − and ÷ means +, what is 20 − 12 × 11 ÷ 6?
33. 33.If + means ÷, − means ×, × means − and ÷ means +, what is 4 × 11 ÷ 3 − 6?
34. 34.If + means ÷, − means ×, × means − and ÷ means +, what is 2 ÷ 16 − 9 × 18?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 13 + 6 ÷ 3?
36. 36.If + means ÷, − means ×, × means + and ÷ means −, what is 13 − 11 × 4 + 2?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 ÷ 20 − 7 + 13?
38. 38.If + means ×, − means ÷, × means + and ÷ means −, what is 2 + 8 × 12 ÷ 17?
39. 39.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 − 5 + 9 ÷ 6?
40. 40.If + means ÷, − means ×, × means + and ÷ means −, what is 12 + 4 − 5 ÷ 5?

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