Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 937 · 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 × 9 − 9 ÷ 3?
2. 2.If + means ÷, − means ×, × means + and ÷ means −, what is 16 − 7 + 8 × 14?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 − 2 ÷ 6 + 18?
4. 4.If + means ÷, − means ×, × means − and ÷ means +, what is 18 + 6 − 11 × 19?
5. 5.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 + 6 × 3 ÷ 4?
6. 6.If + means −, − means ÷, × means + and ÷ means ×, what is 7 + 9 × 10 ÷ 16?
7. 7.If + means ×, − means +, × means ÷ and ÷ means −, what is 19 + 9 − 3 ÷ 12?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 19 × 14 − 7 + 20?
9. 9.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 − 16 ÷ 10 + 4?
10. 10.If + means ÷, − means +, × means − and ÷ means ×, what is 18 + 9 − 15 ÷ 8?
11. 11.If + means −, − means +, × means ÷ and ÷ means ×, what is 15 ÷ 18 − 16 + 19?
12. 12.If + means ×, − means ÷, × means − and ÷ means +, what is 12 ÷ 4 + 12 × 15?
13. 13.If + means ÷, − means ×, × means − and ÷ means +, what is 18 × 8 + 8 − 2?
14. 14.If + means ÷, − means +, × means − and ÷ means ×, what is 12 ÷ 14 − 16 + 2?
15. 15.If + means ×, − means ÷, × means − and ÷ means +, what is 2 + 2 − 4 ÷ 17?
16. 16.If + means ÷, − means ×, × means + and ÷ means −, what is 7 × 10 − 14 + 20?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 + 6 ÷ 10 − 12?
18. 18.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 ÷ 16 + 11 − 4?
19. 19.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 11 × 13 + 6?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 16 − 2 × 17 ÷ 15?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 11 ÷ 16 × 13 − 9?
22. 22.If + means ÷, − means +, × means − and ÷ means ×, what is 7 × 3 − 3 ÷ 20?
23. 23.If + means ÷, − means ×, × means + and ÷ means −, what is 8 × 14 − 12 ÷ 10?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 + 20 × 2 ÷ 8?
25. 25.If + means ×, − means ÷, × means + and ÷ means −, what is 14 + 10 − 20 ÷ 2?
26. 26.If + means ÷, − means ×, × means − and ÷ means +, what is 13 − 6 ÷ 6 × 11?
27. 27.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 ÷ 9 − 18 + 9?
28. 28.If + means ×, − means ÷, × means + and ÷ means −, what is 15 + 17 × 16 ÷ 18?
29. 29.If + means ×, − means ÷, × means − and ÷ means +, what is 19 ÷ 5 × 2 + 11?
30. 30.If + means −, − means ÷, × means + and ÷ means ×, what is 12 ÷ 18 − 2 + 16?
31. 31.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 − 2 + 6 ÷ 13?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 18 − 13 ÷ 16 × 7?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 5 ÷ 13 × 16 + 4?
34. 34.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 − 6 ÷ 20 + 9?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 × 7 + 5 ÷ 8?
36. 36.If + means ÷, − means ×, × means + and ÷ means −, what is 15 × 12 + 3 − 20?
37. 37.If + means −, − means ÷, × means + and ÷ means ×, what is 17 ÷ 11 + 12 × 11?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 13 × 20 ÷ 12 + 17?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 10 × 14 ÷ 2 + 4?
40. 40.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 + 5 ÷ 2 × 10?

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