Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 434 · 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 10 ÷ 16 + 13 × 8?
2. 2.If + means ×, − means ÷, × means + and ÷ means −, what is 8 × 14 + 8 ÷ 17?
3. 3.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 + 18 − 13 ÷ 8?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 ÷ 5 − 16 + 2?
5. 5.If + means ÷, − means ×, × means − and ÷ means +, what is 16 − 20 + 5 × 20?
6. 6.If + means ×, − means ÷, × means − and ÷ means +, what is 8 + 18 − 12 ÷ 3?
7. 7.If + means ×, − means ÷, × means − and ÷ means +, what is 6 + 13 ÷ 20 × 16?
8. 8.If + means ÷, − means ×, × means − and ÷ means +, what is 4 × 9 ÷ 12 − 12?
9. 9.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 + 5 × 5 − 13?
10. 10.If + means ×, − means +, × means ÷ and ÷ means −, what is 14 ÷ 8 − 2 + 2?
11. 11.If + means −, − means ÷, × means + and ÷ means ×, what is 11 × 15 ÷ 15 + 3?
12. 12.If + means ÷, − means ×, × means − and ÷ means +, what is 19 − 6 ÷ 17 × 12?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 18 ÷ 12 × 3 − 18?
14. 14.If + means −, − means +, × means ÷ and ÷ means ×, what is 8 − 13 ÷ 11 × 13?
15. 15.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 3 − 2 × 8?
16. 16.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 ÷ 16 + 14 − 2?
17. 17.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 × 2 ÷ 9 − 14?
18. 18.If + means ×, − means ÷, × means + and ÷ means −, what is 3 + 10 − 6 × 18?
19. 19.If + means ÷, − means +, × means − and ÷ means ×, what is 4 × 4 − 7 ÷ 3?
20. 20.If + means ÷, − means +, × means − and ÷ means ×, what is 4 ÷ 20 × 16 − 15?
21. 21.If + means ÷, − means ×, × means − and ÷ means +, what is 20 ÷ 14 + 7 × 20?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 ÷ 8 − 13 + 11?
23. 23.If + means ÷, − means ×, × means + and ÷ means −, what is 2 × 15 − 9 + 3?
24. 24.If + means −, − means ÷, × means + and ÷ means ×, what is 20 + 8 × 13 ÷ 16?
25. 25.If + means −, − means +, × means ÷ and ÷ means ×, what is 5 ÷ 15 − 7 + 17?
26. 26.If + means ÷, − means ×, × means − and ÷ means +, what is 16 − 18 × 20 + 5?
27. 27.If + means ÷, − means ×, × means + and ÷ means −, what is 7 × 12 − 6 + 12?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 19 × 4 ÷ 8 + 6?
29. 29.If + means ÷, − means ×, × means − and ÷ means +, what is 15 − 16 × 15 ÷ 3?
30. 30.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 − 18 + 7 ÷ 4?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 11 + 7 × 8 ÷ 20?
32. 32.If + means ÷, − means ×, × means + and ÷ means −, what is 20 − 18 ÷ 5 × 19?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 4 × 5 ÷ 3 + 6?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 13 − 20 ÷ 6 × 10?
35. 35.If + means ×, − means ÷, × means + and ÷ means −, what is 13 − 13 × 5 ÷ 4?
36. 36.If + means ×, − means +, × means ÷ and ÷ means −, what is 17 + 12 ÷ 5 − 11?
37. 37.If + means ×, − means ÷, × means + and ÷ means −, what is 10 + 10 × 4 − 4?
38. 38.If + means −, − means +, × means ÷ and ÷ means ×, what is 5 + 4 − 17 ÷ 9?
39. 39.If + means ÷, − means ×, × means + and ÷ means −, what is 2 × 20 − 9 + 6?
40. 40.If + means −, − means ÷, × means + and ÷ means ×, what is 10 + 16 × 18 − 3?

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