Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 246 · 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 ÷ 3 + 11 × 4?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 − 14 × 7 + 2?
3. 3.If + means ÷, − means +, × means − and ÷ means ×, what is 18 ÷ 12 × 7 − 3?
4. 4.If + means ÷, − means ×, × means − and ÷ means +, what is 13 ÷ 16 − 9 × 8?
5. 5.If + means ×, − means +, × means ÷ and ÷ means −, what is 12 − 16 + 20 ÷ 9?
6. 6.If + means ÷, − means ×, × means − and ÷ means +, what is 16 − 13 ÷ 2 × 19?
7. 7.If + means −, − means +, × means ÷ and ÷ means ×, what is 3 + 19 − 2 ÷ 11?
8. 8.If + means ×, − means ÷, × means − and ÷ means +, what is 2 + 20 − 10 × 4?
9. 9.If + means ÷, − means ×, × means + and ÷ means −, what is 3 + 3 ÷ 4 × 6?
10. 10.If + means ÷, − means +, × means − and ÷ means ×, what is 16 ÷ 17 + 8 × 6?
11. 11.If + means ÷, − means +, × means − and ÷ means ×, what is 3 ÷ 2 − 7 + 7?
12. 12.If + means ÷, − means ×, × means − and ÷ means +, what is 7 − 13 ÷ 12 × 6?
13. 13.If + means ÷, − means +, × means − and ÷ means ×, what is 7 ÷ 13 − 15 + 5?
14. 14.If + means ×, − means ÷, × means − and ÷ means +, what is 6 + 7 ÷ 5 × 3?
15. 15.If + means −, − means +, × means ÷ and ÷ means ×, what is 17 + 8 − 13 ÷ 12?
16. 16.If + means ×, − means ÷, × means − and ÷ means +, what is 20 + 9 × 2 ÷ 5?
17. 17.If + means ×, − means ÷, × means + and ÷ means −, what is 19 ÷ 12 × 9 + 19?
18. 18.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 ÷ 4 − 19 + 20?
19. 19.If + means −, − means ÷, × means + and ÷ means ×, what is 19 ÷ 16 + 4 × 17?
20. 20.If + means ×, − means ÷, × means + and ÷ means −, what is 3 + 5 × 7 ÷ 8?
21. 21.If + means ×, − means ÷, × means − and ÷ means +, what is 18 + 8 − 4 × 5?
22. 22.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 + 10 − 20 ÷ 13?
23. 23.If + means ×, − means ÷, × means − and ÷ means +, what is 7 + 13 × 20 ÷ 2?
24. 24.If + means −, − means ÷, × means + and ÷ means ×, what is 16 ÷ 9 × 3 + 16?
25. 25.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 − 11 ÷ 13 + 2?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 15 ÷ 16 × 6 − 20?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 20 ÷ 19 + 2 × 3?
28. 28.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 + 16 × 12 − 16?
29. 29.If + means ×, − means ÷, × means + and ÷ means −, what is 18 + 7 ÷ 6 × 10?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 8 − 10 × 19 ÷ 7?
31. 31.If + means ÷, − means +, × means − and ÷ means ×, what is 4 − 18 ÷ 15 × 4?
32. 32.If + means ×, − means ÷, × means + and ÷ means −, what is 8 + 19 × 13 ÷ 5?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 2 ÷ 11 − 2 × 6?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 13 ÷ 3 × 6 + 6?
35. 35.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 − 5 + 10 ÷ 4?
36. 36.If + means −, − means ÷, × means + and ÷ means ×, what is 3 × 20 ÷ 3 + 12?
37. 37.If + means ÷, − means +, × means − and ÷ means ×, what is 9 + 3 × 10 − 20?
38. 38.If + means ×, − means ÷, × means − and ÷ means +, what is 3 ÷ 2 + 12 × 13?
39. 39.If + means ÷, − means ×, × means − and ÷ means +, what is 19 × 2 − 4 ÷ 2?
40. 40.If + means ÷, − means ×, × means + and ÷ means −, what is 2 − 14 ÷ 20 × 14?

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