Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 391 · 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 + 19 ÷ 6 − 8?
2. 2.If + means ×, − means ÷, × means + and ÷ means −, what is 6 ÷ 12 − 12 × 13?
3. 3.If + means −, − means ÷, × means + and ÷ means ×, what is 4 × 9 − 3 + 2?
4. 4.If + means ÷, − means +, × means − and ÷ means ×, what is 19 ÷ 14 × 7 − 16?
5. 5.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 + 3 − 2 ÷ 20?
6. 6.If + means ×, − means ÷, × means + and ÷ means −, what is 20 × 17 − 17 ÷ 12?
7. 7.If + means ÷, − means ×, × means + and ÷ means −, what is 12 − 10 ÷ 18 × 2?
8. 8.If + means ÷, − means ×, × means − and ÷ means +, what is 5 − 3 × 19 ÷ 13?
9. 9.If + means ×, − means ÷, × means + and ÷ means −, what is 6 + 11 ÷ 8 × 11?
10. 10.If + means ×, − means ÷, × means + and ÷ means −, what is 6 + 8 ÷ 17 × 5?
11. 11.If + means −, − means ÷, × means + and ÷ means ×, what is 14 ÷ 7 + 8 × 15?
12. 12.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 + 2 ÷ 5 − 10?
13. 13.If + means ÷, − means ×, × means − and ÷ means +, what is 20 × 3 ÷ 14 − 17?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 3 × 19 ÷ 18 + 4?
15. 15.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 ÷ 13 − 17 + 13?
16. 16.If + means −, − means ÷, × means + and ÷ means ×, what is 9 + 10 − 5 × 7?
17. 17.If + means ÷, − means ×, × means − and ÷ means +, what is 19 − 5 ÷ 4 + 4?
18. 18.If + means ÷, − means ×, × means − and ÷ means +, what is 11 + 11 − 5 ÷ 19?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 17 + 2 ÷ 15 × 12?
20. 20.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 ÷ 7 − 18 + 3?
21. 21.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 − 19 × 4 + 3?
22. 22.If + means ÷, − means +, × means − and ÷ means ×, what is 19 × 18 − 20 ÷ 4?
23. 23.If + means ÷, − means ×, × means + and ÷ means −, what is 7 × 8 ÷ 8 + 2?
24. 24.If + means −, − means ÷, × means + and ÷ means ×, what is 13 ÷ 11 + 7 × 17?
25. 25.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 ÷ 3 + 17 − 19?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 ÷ 4 − 5 × 5?
27. 27.If + means ×, − means ÷, × means + and ÷ means −, what is 19 + 12 × 8 ÷ 4?
28. 28.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 ÷ 7 × 2 − 6?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 + 19 ÷ 4 − 12?
30. 30.If + means ×, − means ÷, × means − and ÷ means +, what is 16 + 3 × 14 ÷ 9?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 5 × 18 ÷ 16 + 2?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 10 × 7 − 11 ÷ 20?
33. 33.If + means −, − means +, × means ÷ and ÷ means ×, what is 15 − 13 ÷ 18 + 14?
34. 34.If + means ÷, − means +, × means − and ÷ means ×, what is 14 − 14 + 7 ÷ 12?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 3 ÷ 7 × 3 − 14?
36. 36.If + means ×, − means ÷, × means + and ÷ means −, what is 2 + 13 ÷ 12 × 14?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 − 2 + 12 ÷ 14?
38. 38.If + means ×, − means +, × means ÷ and ÷ means −, what is 19 − 20 ÷ 3 + 3?
39. 39.If + means ×, − means ÷, × means − and ÷ means +, what is 6 + 12 ÷ 20 × 10?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 3 + 20 ÷ 10 × 9?

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