Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 379 · 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 ÷ 10 − 15 + 5?
2. 2.If + means ÷, − means ×, × means − and ÷ means +, what is 12 ÷ 18 − 10 + 5?
3. 3.If + means ÷, − means +, × means − and ÷ means ×, what is 2 × 7 − 13 ÷ 6?
4. 4.If + means ×, − means ÷, × means + and ÷ means −, what is 3 ÷ 12 × 14 + 20?
5. 5.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 − 13 ÷ 19 + 9?
6. 6.If + means ×, − means ÷, × means − and ÷ means +, what is 13 + 11 × 9 ÷ 13?
7. 7.If + means −, − means ÷, × means + and ÷ means ×, what is 5 ÷ 12 × 9 + 10?
8. 8.If + means ÷, − means ×, × means + and ÷ means −, what is 19 ÷ 16 + 8 − 7?
9. 9.If + means ÷, − means ×, × means − and ÷ means +, what is 6 × 12 + 12 ÷ 19?
10. 10.If + means −, − means ÷, × means + and ÷ means ×, what is 4 + 11 × 13 ÷ 14?
11. 11.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 + 9 ÷ 20 − 17?
12. 12.If + means ×, − means ÷, × means + and ÷ means −, what is 7 ÷ 14 × 3 + 20?
13. 13.If + means −, − means +, × means ÷ and ÷ means ×, what is 13 − 3 ÷ 11 + 16?
14. 14.If + means ÷, − means ×, × means + and ÷ means −, what is 2 − 12 × 10 ÷ 12?
15. 15.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 ÷ 11 − 9 + 3?
16. 16.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 − 4 ÷ 19 + 10?
17. 17.If + means ÷, − means +, × means − and ÷ means ×, what is 14 + 2 × 4 − 14?
18. 18.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 + 19 ÷ 18 − 17?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 16 × 8 ÷ 3 + 19?
20. 20.If + means ÷, − means ×, × means + and ÷ means −, what is 4 − 20 × 20 ÷ 5?
21. 21.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 + 5 ÷ 7 − 18?
22. 22.If + means ÷, − means ×, × means − and ÷ means +, what is 5 − 18 ÷ 18 × 6?
23. 23.If + means ×, − means ÷, × means − and ÷ means +, what is 18 − 9 + 15 × 4?
24. 24.If + means ÷, − means ×, × means − and ÷ means +, what is 2 × 2 ÷ 17 − 12?
25. 25.If + means ÷, − means ×, × means − and ÷ means +, what is 6 × 10 ÷ 20 − 13?
26. 26.If + means ÷, − means +, × means − and ÷ means ×, what is 9 × 3 − 18 + 2?
27. 27.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 11 + 11 ÷ 16?
28. 28.If + means ×, − means ÷, × means + and ÷ means −, what is 19 ÷ 6 × 6 + 9?
29. 29.If + means ÷, − means ×, × means + and ÷ means −, what is 19 × 6 − 2 ÷ 13?
30. 30.If + means ×, − means ÷, × means − and ÷ means +, what is 14 ÷ 5 + 17 × 20?
31. 31.If + means −, − means ÷, × means + and ÷ means ×, what is 13 ÷ 11 + 10 × 17?
32. 32.If + means ÷, − means ×, × means + and ÷ means −, what is 13 − 10 × 3 ÷ 5?
33. 33.If + means ×, − means ÷, × means − and ÷ means +, what is 14 × 13 ÷ 8 + 11?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 − 2 + 15 ÷ 11?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 × 5 + 11 − 11?
36. 36.If + means ÷, − means ×, × means + and ÷ means −, what is 15 ÷ 14 × 10 − 4?
37. 37.If + means ÷, − means ×, × means + and ÷ means −, what is 5 ÷ 14 + 7 × 8?
38. 38.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 ÷ 4 − 6 + 11?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 10 × 12 − 12 ÷ 13?
40. 40.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 ÷ 7 − 5 + 2?

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