Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 606 · 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 2 + 15 ÷ 8 − 6?
2. 2.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 − 16 + 13 ÷ 2?
3. 3.If + means −, − means ÷, × means + and ÷ means ×, what is 15 ÷ 15 × 17 + 3?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 ÷ 14 − 16 × 4?
5. 5.If + means ×, − means ÷, × means − and ÷ means +, what is 13 + 9 × 14 ÷ 18?
6. 6.If + means −, − means ÷, × means + and ÷ means ×, what is 7 × 3 ÷ 19 + 15?
7. 7.If + means ×, − means ÷, × means + and ÷ means −, what is 2 + 16 ÷ 18 × 10?
8. 8.If + means ×, − means +, × means ÷ and ÷ means −, what is 11 + 4 ÷ 18 − 14?
9. 9.If + means ÷, − means ×, × means − and ÷ means +, what is 6 − 8 + 8 × 5?
10. 10.If + means ÷, − means ×, × means − and ÷ means +, what is 7 ÷ 9 + 9 − 4?
11. 11.If + means ÷, − means +, × means − and ÷ means ×, what is 13 − 14 ÷ 9 × 5?
12. 12.If + means ÷, − means +, × means − and ÷ means ×, what is 17 − 6 + 6 ÷ 5?
13. 13.If + means ÷, − means ×, × means − and ÷ means +, what is 2 ÷ 15 − 10 × 6?
14. 14.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 − 16 + 18 × 12?
15. 15.If + means ×, − means ÷, × means + and ÷ means −, what is 10 + 17 × 20 ÷ 4?
16. 16.If + means −, − means ÷, × means + and ÷ means ×, what is 20 × 11 ÷ 20 + 16?
17. 17.If + means ÷, − means ×, × means + and ÷ means −, what is 20 + 4 × 12 − 3?
18. 18.If + means −, − means ÷, × means + and ÷ means ×, what is 4 × 15 ÷ 19 + 13?
19. 19.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 + 18 ÷ 14 − 18?
20. 20.If + means ÷, − means ×, × means + and ÷ means −, what is 14 × 5 + 5 − 17?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 14 − 20 × 3 ÷ 13?
22. 22.If + means ×, − means ÷, × means + and ÷ means −, what is 7 × 13 + 11 ÷ 8?
23. 23.If + means ÷, − means ×, × means + and ÷ means −, what is 14 × 4 − 12 + 3?
24. 24.If + means ×, − means ÷, × means + and ÷ means −, what is 17 × 19 + 7 ÷ 16?
25. 25.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 16 × 11 + 17?
26. 26.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 ÷ 2 − 7 + 4?
27. 27.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 − 10 × 20 ÷ 18?
28. 28.If + means ×, − means ÷, × means + and ÷ means −, what is 14 × 18 + 2 − 12?
29. 29.If + means ÷, − means +, × means − and ÷ means ×, what is 12 × 12 − 4 ÷ 20?
30. 30.If + means ÷, − means ×, × means − and ÷ means +, what is 9 ÷ 9 − 15 × 17?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 9 + 4 ÷ 18 × 3?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 ÷ 20 + 6 × 3?
33. 33.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 15 ÷ 17 − 18?
34. 34.If + means −, − means ÷, × means + and ÷ means ×, what is 2 + 2 × 10 ÷ 8?
35. 35.If + means ×, − means ÷, × means − and ÷ means +, what is 9 + 8 × 10 ÷ 11?
36. 36.If + means ÷, − means ×, × means − and ÷ means +, what is 7 ÷ 19 × 2 − 2?
37. 37.If + means ÷, − means ×, × means + and ÷ means −, what is 11 + 11 − 4 × 20?
38. 38.If + means ×, − means ÷, × means − and ÷ means +, what is 8 − 4 + 16 × 5?
39. 39.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 ÷ 6 × 3 − 18?
40. 40.If + means ×, − means +, × means ÷ and ÷ means −, what is 17 ÷ 5 × 5 − 18?

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