Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 680 · 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 5 ÷ 9 × 16 + 15?
2. 2.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 − 12 ÷ 12 + 14?
3. 3.If + means ×, − means +, × means ÷ and ÷ means −, what is 11 × 11 − 3 + 11?
4. 4.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 ÷ 19 − 4 + 11?
5. 5.If + means −, − means +, × means ÷ and ÷ means ×, what is 19 + 19 − 14 ÷ 11?
6. 6.If + means ÷, − means ×, × means + and ÷ means −, what is 15 − 16 + 4 ÷ 13?
7. 7.If + means ×, − means ÷, × means + and ÷ means −, what is 14 + 11 ÷ 2 − 2?
8. 8.If + means ÷, − means ×, × means − and ÷ means +, what is 11 − 12 ÷ 11 × 2?
9. 9.If + means ÷, − means ×, × means − and ÷ means +, what is 13 × 19 + 19 ÷ 5?
10. 10.If + means ÷, − means ×, × means + and ÷ means −, what is 8 + 4 − 5 × 2?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 11 − 3 × 19 ÷ 7?
12. 12.If + means ÷, − means +, × means − and ÷ means ×, what is 18 + 2 − 17 ÷ 10?
13. 13.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 ÷ 16 + 12 − 8?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 19 × 7 ÷ 17 + 5?
15. 15.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 + 16 − 5 ÷ 18?
16. 16.If + means −, − means ÷, × means + and ÷ means ×, what is 5 × 3 ÷ 14 + 14?
17. 17.If + means ×, − means ÷, × means − and ÷ means +, what is 4 × 6 + 4 − 6?
18. 18.If + means ×, − means ÷, × means − and ÷ means +, what is 6 + 2 × 16 ÷ 9?
19. 19.If + means ÷, − means ×, × means − and ÷ means +, what is 13 × 12 − 2 ÷ 11?
20. 20.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 + 8 − 9 ÷ 6?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 11 ÷ 2 × 10 − 4?
22. 22.If + means ×, − means ÷, × means − and ÷ means +, what is 14 + 6 − 4 ÷ 16?
23. 23.If + means −, − means ÷, × means + and ÷ means ×, what is 15 + 18 × 2 ÷ 11?
24. 24.If + means ÷, − means +, × means − and ÷ means ×, what is 7 ÷ 9 × 9 − 11?
25. 25.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 ÷ 14 × 7 − 11?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 9 ÷ 12 − 14 + 5?
27. 27.If + means ÷, − means ×, × means + and ÷ means −, what is 11 ÷ 3 × 5 − 12?
28. 28.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 + 11 ÷ 20 − 10?
29. 29.If + means ÷, − means ×, × means − and ÷ means +, what is 18 − 19 × 15 ÷ 13?
30. 30.If + means ÷, − means +, × means − and ÷ means ×, what is 11 ÷ 12 + 6 − 19?
31. 31.If + means −, − means ×, × means ÷ and ÷ means +, what is 8 + 5 ÷ 20 × 2?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 + 7 × 7 ÷ 12?
33. 33.If + means ÷, − means ×, × means − and ÷ means +, what is 20 × 4 − 3 ÷ 2?
34. 34.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 − 20 × 5 ÷ 8?
35. 35.If + means ÷, − means ×, × means − and ÷ means +, what is 20 × 4 − 7 ÷ 9?
36. 36.If + means ×, − means ÷, × means + and ÷ means −, what is 17 + 18 × 4 ÷ 9?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 12 ÷ 15 + 19?
38. 38.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 + 2 − 13 ÷ 6?
39. 39.If + means ×, − means ÷, × means − and ÷ means +, what is 5 × 14 ÷ 3 + 20?
40. 40.If + means −, − means ÷, × means + and ÷ means ×, what is 12 − 3 ÷ 14 × 16?

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