Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 323 · 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 9 × 16 + 2 − 15?
2. 2.If + means ÷, − means ×, × means − and ÷ means +, what is 15 + 3 − 19 × 9?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 12 − 14 ÷ 6 × 14?
4. 4.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 − 5 ÷ 14 + 2?
5. 5.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 − 4 + 19 ÷ 4?
6. 6.If + means ×, − means ÷, × means − and ÷ means +, what is 18 + 12 × 9 ÷ 5?
7. 7.If + means ×, − means ÷, × means + and ÷ means −, what is 15 + 10 × 3 ÷ 14?
8. 8.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 ÷ 8 − 2 + 2?
9. 9.If + means ÷, − means ×, × means + and ÷ means −, what is 9 − 7 ÷ 6 × 8?
10. 10.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 15 − 12 ÷ 17?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 17 − 6 × 3 ÷ 18?
12. 12.If + means −, − means ÷, × means + and ÷ means ×, what is 17 + 16 × 11 ÷ 2?
13. 13.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 × 9 + 9 ÷ 15?
14. 14.If + means ÷, − means ×, × means − and ÷ means +, what is 3 ÷ 9 + 9 − 15?
15. 15.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 + 7 − 12 ÷ 10?
16. 16.If + means ×, − means ÷, × means + and ÷ means −, what is 14 + 10 − 7 × 4?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 + 13 ÷ 17 − 18?
18. 18.If + means −, − means ÷, × means + and ÷ means ×, what is 16 × 18 − 3 + 11?
19. 19.If + means ÷, − means +, × means − and ÷ means ×, what is 8 ÷ 20 − 10 + 5?
20. 20.If + means ÷, − means +, × means − and ÷ means ×, what is 10 ÷ 15 − 17 × 12?
21. 21.If + means ×, − means +, × means ÷ and ÷ means −, what is 11 ÷ 14 − 12 + 13?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 − 9 + 8 × 2?
23. 23.If + means ÷, − means ×, × means + and ÷ means −, what is 16 + 8 × 11 − 6?
24. 24.If + means −, − means +, × means ÷ and ÷ means ×, what is 13 ÷ 2 − 7 + 3?
25. 25.If + means ×, − means ÷, × means − and ÷ means +, what is 17 + 15 ÷ 20 − 2?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 + 9 − 19 ÷ 2?
27. 27.If + means ×, − means ÷, × means + and ÷ means −, what is 8 ÷ 7 × 18 + 4?
28. 28.If + means ÷, − means ×, × means − and ÷ means +, what is 13 ÷ 16 − 20 × 8?
29. 29.If + means ×, − means +, × means ÷ and ÷ means −, what is 9 + 10 ÷ 13 − 6?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 5 − 14 + 10 × 9?
31. 31.If + means ÷, − means ×, × means + and ÷ means −, what is 18 × 16 − 16 + 16?
32. 32.If + means ×, − means ÷, × means + and ÷ means −, what is 16 + 17 ÷ 7 × 3?
33. 33.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 16 ÷ 11 − 6?
34. 34.If + means ÷, − means ×, × means − and ÷ means +, what is 7 × 14 + 2 ÷ 18?
35. 35.If + means ×, − means ÷, × means + and ÷ means −, what is 16 + 10 − 4 ÷ 8?
36. 36.If + means ÷, − means +, × means − and ÷ means ×, what is 14 × 3 ÷ 4 − 18?
37. 37.If + means ÷, − means ×, × means − and ÷ means +, what is 20 − 19 × 5 ÷ 7?
38. 38.If + means ÷, − means +, × means − and ÷ means ×, what is 16 ÷ 17 × 14 − 4?
39. 39.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 + 14 − 4 ÷ 11?
40. 40.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 ÷ 13 − 5 + 12?

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