Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 859 · 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 − 4 + 11 ÷ 18?
2. 2.If + means ÷, − means ×, × means + and ÷ means −, what is 12 ÷ 3 × 14 + 7?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 13 × 4 − 10 + 20?
4. 4.If + means ×, − means ÷, × means + and ÷ means −, what is 3 ÷ 20 × 11 + 11?
5. 5.If + means ×, − means ÷, × means − and ÷ means +, what is 4 + 17 ÷ 19 × 4?
6. 6.If + means −, − means +, × means ÷ and ÷ means ×, what is 13 + 20 − 16 ÷ 16?
7. 7.If + means ×, − means ÷, × means − and ÷ means +, what is 14 ÷ 4 − 4 + 4?
8. 8.If + means −, − means ÷, × means + and ÷ means ×, what is 6 × 17 + 6 ÷ 2?
9. 9.If + means ÷, − means +, × means − and ÷ means ×, what is 17 ÷ 20 − 10 × 12?
10. 10.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 + 14 ÷ 19 − 6?
11. 11.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 + 11 − 16 ÷ 10?
12. 12.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 + 14 ÷ 18 − 19?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 4 − 10 ÷ 6 × 12?
14. 14.If + means ×, − means ÷, × means + and ÷ means −, what is 3 ÷ 15 × 12 + 15?
15. 15.If + means ÷, − means +, × means − and ÷ means ×, what is 13 ÷ 6 − 14 × 6?
16. 16.If + means ×, − means ÷, × means − and ÷ means +, what is 18 + 5 × 12 − 3?
17. 17.If + means ×, − means ÷, × means − and ÷ means +, what is 15 × 10 − 2 ÷ 15?
18. 18.If + means ×, − means ÷, × means − and ÷ means +, what is 13 + 15 ÷ 2 × 7?
19. 19.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 ÷ 15 + 9 − 5?
20. 20.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 ÷ 10 + 10 × 2?
21. 21.If + means ÷, − means ×, × means − and ÷ means +, what is 19 − 10 + 19 ÷ 8?
22. 22.If + means ÷, − means ×, × means + and ÷ means −, what is 20 ÷ 8 × 5 − 9?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 19 + 13 ÷ 9 × 10?
24. 24.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 − 20 × 5 ÷ 7?
25. 25.If + means ÷, − means +, × means − and ÷ means ×, what is 14 ÷ 5 × 9 − 16?
26. 26.If + means ÷, − means ×, × means − and ÷ means +, what is 4 + 2 ÷ 17 − 10?
27. 27.If + means ÷, − means ×, × means − and ÷ means +, what is 11 − 9 ÷ 11 × 8?
28. 28.If + means ×, − means ÷, × means − and ÷ means +, what is 6 ÷ 20 + 4 − 20?
29. 29.If + means ×, − means +, × means ÷ and ÷ means −, what is 16 − 15 × 3 + 11?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 2 − 11 ÷ 10 × 6?
31. 31.If + means ÷, − means +, × means − and ÷ means ×, what is 7 ÷ 7 × 10 − 14?
32. 32.If + means ÷, − means ×, × means + and ÷ means −, what is 15 ÷ 7 × 7 − 18?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 18 + 20 − 5 × 20?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 2 × 9 − 14 + 7?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 + 12 − 18 ÷ 15?
36. 36.If + means ÷, − means ×, × means − and ÷ means +, what is 4 ÷ 3 − 4 + 2?
37. 37.If + means ÷, − means +, × means − and ÷ means ×, what is 18 − 14 ÷ 3 × 15?
38. 38.If + means ÷, − means +, × means − and ÷ means ×, what is 9 ÷ 4 − 2 × 10?
39. 39.If + means ×, − means ÷, × means + and ÷ means −, what is 17 × 9 + 15 − 5?
40. 40.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 + 2 × 2 − 2?

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