Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 798 · 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 + 19 ÷ 18 − 3?
2. 2.If + means ÷, − means ×, × means + and ÷ means −, what is 6 × 12 + 4 ÷ 2?
3. 3.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 + 4 ÷ 2 − 8?
4. 4.If + means ÷, − means ×, × means + and ÷ means −, what is 16 × 14 + 2 ÷ 17?
5. 5.If + means ÷, − means ×, × means + and ÷ means −, what is 13 × 18 − 12 ÷ 6?
6. 6.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 + 14 ÷ 9 − 2?
7. 7.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 + 16 × 16 ÷ 9?
8. 8.If + means ÷, − means ×, × means − and ÷ means +, what is 12 × 14 + 2 ÷ 17?
9. 9.If + means ÷, − means ×, × means + and ÷ means −, what is 17 − 20 + 20 ÷ 5?
10. 10.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 − 13 + 7 ÷ 10?
11. 11.If + means ÷, − means +, × means − and ÷ means ×, what is 4 − 5 ÷ 3 × 12?
12. 12.If + means ×, − means ÷, × means − and ÷ means +, what is 15 × 4 ÷ 12 + 10?
13. 13.If + means ×, − means ÷, × means − and ÷ means +, what is 16 + 17 × 10 ÷ 13?
14. 14.If + means ÷, − means +, × means − and ÷ means ×, what is 18 − 6 + 3 × 5?
15. 15.If + means ×, − means ÷, × means + and ÷ means −, what is 2 + 9 × 11 ÷ 19?
16. 16.If + means ×, − means ÷, × means − and ÷ means +, what is 11 + 5 × 7 ÷ 5?
17. 17.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 + 19 − 3 ÷ 13?
18. 18.If + means ×, − means ÷, × means − and ÷ means +, what is 11 ÷ 14 + 10 × 8?
19. 19.If + means ÷, − means +, × means − and ÷ means ×, what is 20 ÷ 18 × 19 − 11?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 13 ÷ 17 + 16 × 9?
21. 21.If + means −, − means ÷, × means + and ÷ means ×, what is 3 + 3 × 15 ÷ 3?
22. 22.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 − 17 ÷ 6 + 18?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 6 + 12 ÷ 8 × 12?
24. 24.If + means ×, − means ÷, × means − and ÷ means +, what is 4 ÷ 7 + 10 × 17?
25. 25.If + means −, − means ÷, × means + and ÷ means ×, what is 9 − 3 ÷ 3 × 12?
26. 26.If + means −, − means ×, × means ÷ and ÷ means +, what is 8 + 14 ÷ 11 − 15?
27. 27.If + means ÷, − means +, × means − and ÷ means ×, what is 11 − 18 ÷ 19 + 3?
28. 28.If + means ÷, − means ×, × means + and ÷ means −, what is 16 ÷ 19 × 2 − 11?
29. 29.If + means ×, − means ÷, × means − and ÷ means +, what is 8 + 20 × 19 − 19?
30. 30.If + means ×, − means ÷, × means − and ÷ means +, what is 17 + 4 − 17 ÷ 9?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 2 ÷ 10 + 6 × 15?
32. 32.If + means ÷, − means ×, × means + and ÷ means −, what is 15 ÷ 9 + 9 × 9?
33. 33.If + means ÷, − means +, × means − and ÷ means ×, what is 7 × 10 ÷ 9 + 15?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 19 − 5 × 4 ÷ 7?
35. 35.If + means ÷, − means +, × means − and ÷ means ×, what is 12 ÷ 18 + 2 × 5?
36. 36.If + means ÷, − means ×, × means − and ÷ means +, what is 10 − 11 + 2 ÷ 15?
37. 37.If + means ÷, − means +, × means − and ÷ means ×, what is 18 ÷ 20 × 12 − 13?
38. 38.If + means ÷, − means ×, × means − and ÷ means +, what is 12 − 18 + 4 × 14?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 3 × 17 ÷ 12 + 5?
40. 40.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 12 + 10 ÷ 4?

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