Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 495 · 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 + 2 − 4 × 9?
2. 2.If + means ÷, − means ×, × means − and ÷ means +, what is 10 − 17 × 3 ÷ 4?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 11 − 18 + 18 ÷ 2?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 − 18 + 10 ÷ 8?
5. 5.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 ÷ 16 − 15 + 10?
6. 6.If + means ×, − means ÷, × means − and ÷ means +, what is 16 ÷ 9 + 2 × 16?
7. 7.If + means ×, − means ÷, × means − and ÷ means +, what is 4 + 18 × 14 ÷ 4?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 11 + 19 × 20 ÷ 7?
9. 9.If + means −, − means ÷, × means + and ÷ means ×, what is 7 ÷ 3 + 13 × 18?
10. 10.If + means ×, − means ÷, × means − and ÷ means +, what is 19 × 6 − 2 + 3?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 19 × 16 − 7 + 16?
12. 12.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 ÷ 3 − 14 + 2?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 3 − 16 × 2 ÷ 18?
14. 14.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 + 19 ÷ 2 − 6?
15. 15.If + means ×, − means ÷, × means − and ÷ means +, what is 12 + 15 × 9 ÷ 19?
16. 16.If + means ÷, − means +, × means − and ÷ means ×, what is 8 ÷ 19 × 14 − 8?
17. 17.If + means ÷, − means ×, × means − and ÷ means +, what is 17 × 18 − 3 + 9?
18. 18.If + means −, − means ÷, × means + and ÷ means ×, what is 3 × 16 − 2 ÷ 18?
19. 19.If + means ÷, − means ×, × means − and ÷ means +, what is 4 + 4 ÷ 9 − 3?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 18 ÷ 17 × 16 + 16?
21. 21.If + means ÷, − means ×, × means − and ÷ means +, what is 9 − 11 × 20 ÷ 3?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 − 10 × 10 ÷ 6?
23. 23.If + means ÷, − means +, × means − and ÷ means ×, what is 4 − 2 ÷ 10 + 5?
24. 24.If + means ÷, − means ×, × means + and ÷ means −, what is 9 − 11 ÷ 4 × 14?
25. 25.If + means ÷, − means ×, × means + and ÷ means −, what is 11 − 6 ÷ 14 × 11?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 3 − 18 × 3 ÷ 20?
27. 27.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 × 7 ÷ 7 − 3?
28. 28.If + means ×, − means ÷, × means − and ÷ means +, what is 5 ÷ 8 + 9 × 20?
29. 29.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 ÷ 14 + 8 − 3?
30. 30.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 × 5 + 17 − 17?
31. 31.If + means −, − means ÷, × means + and ÷ means ×, what is 14 ÷ 10 + 16 × 4?
32. 32.If + means −, − means ÷, × means + and ÷ means ×, what is 4 ÷ 7 × 16 + 8?
33. 33.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 20 ÷ 13 − 4?
34. 34.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 × 2 + 2 − 5?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 15 ÷ 18 − 17 + 7?
36. 36.If + means −, − means ÷, × means + and ÷ means ×, what is 19 ÷ 12 × 8 + 2?
37. 37.If + means ÷, − means ×, × means − and ÷ means +, what is 19 − 18 ÷ 6 × 8?
38. 38.If + means ÷, − means ×, × means + and ÷ means −, what is 5 ÷ 11 × 20 − 2?
39. 39.If + means ÷, − means ×, × means − and ÷ means +, what is 16 − 11 ÷ 18 × 8?
40. 40.If + means ×, − means +, × means ÷ and ÷ means −, what is 17 + 18 − 6 ÷ 2?

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