Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 225 · 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 + 5 − 5 × 4?
2. 2.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 ÷ 19 − 14 + 16?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 7 ÷ 17 − 13 × 11?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 12 + 4 ÷ 4?
5. 5.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 − 2 ÷ 15 + 2?
6. 6.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 + 14 ÷ 10 − 4?
7. 7.If + means ÷, − means +, × means − and ÷ means ×, what is 13 ÷ 18 × 12 − 14?
8. 8.If + means −, − means ÷, × means + and ÷ means ×, what is 9 ÷ 10 + 9 × 15?
9. 9.If + means ÷, − means +, × means − and ÷ means ×, what is 15 − 18 + 18 × 4?
10. 10.If + means ÷, − means +, × means − and ÷ means ×, what is 10 ÷ 19 × 4 − 11?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 10 − 4 ÷ 5 × 19?
12. 12.If + means ÷, − means ×, × means + and ÷ means −, what is 2 − 4 × 5 + 5?
13. 13.If + means ÷, − means +, × means − and ÷ means ×, what is 5 × 16 − 7 ÷ 8?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 14 − 2 × 19 ÷ 20?
15. 15.If + means −, − means +, × means ÷ and ÷ means ×, what is 3 ÷ 7 − 7 + 18?
16. 16.If + means −, − means +, × means ÷ and ÷ means ×, what is 19 + 17 − 12 ÷ 2?
17. 17.If + means ÷, − means ×, × means + and ÷ means −, what is 14 + 7 − 8 × 15?
18. 18.If + means ×, − means ÷, × means + and ÷ means −, what is 15 + 18 − 2 × 13?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 15 ÷ 12 + 10 − 8?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 3 × 2 + 7?
21. 21.If + means −, − means ÷, × means + and ÷ means ×, what is 7 × 6 ÷ 3 + 19?
22. 22.If + means ÷, − means ×, × means − and ÷ means +, what is 6 − 10 + 15 ÷ 20?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 2 ÷ 5 + 6?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 − 6 ÷ 3 + 14?
25. 25.If + means −, − means ÷, × means + and ÷ means ×, what is 14 ÷ 4 × 3 + 14?
26. 26.If + means ÷, − means +, × means − and ÷ means ×, what is 7 ÷ 19 × 13 − 10?
27. 27.If + means ×, − means ÷, × means − and ÷ means +, what is 2 ÷ 8 + 19 × 5?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 − 17 × 2 + 4?
29. 29.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 − 14 ÷ 6 + 17?
30. 30.If + means ×, − means ÷, × means + and ÷ means −, what is 2 × 11 + 19 ÷ 6?
31. 31.If + means ×, − means ÷, × means + and ÷ means −, what is 20 + 14 ÷ 8 × 17?
32. 32.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 + 4 − 8 ÷ 17?
33. 33.If + means ÷, − means +, × means − and ÷ means ×, what is 15 ÷ 6 × 17 − 5?
34. 34.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 ÷ 18 − 14 × 3?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 + 2 − 5 ÷ 16?
36. 36.If + means ×, − means ÷, × means − and ÷ means +, what is 14 + 12 × 18 ÷ 5?
37. 37.If + means −, − means ÷, × means + and ÷ means ×, what is 2 ÷ 2 − 4 × 13?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 19 × 6 − 6 ÷ 20?
39. 39.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 3 ÷ 12 + 15?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 15 × 17 + 14 − 17?

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