Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 641 · 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 6 + 20 ÷ 4 − 17?
2. 2.If + means −, − means +, × means ÷ and ÷ means ×, what is 8 ÷ 3 + 5 × 5?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 4 − 18 × 4 ÷ 11?
4. 4.If + means ×, − means ÷, × means − and ÷ means +, what is 18 + 6 ÷ 12 × 3?
5. 5.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 − 10 + 16 × 5?
6. 6.If + means ÷, − means ×, × means + and ÷ means −, what is 15 − 18 ÷ 18 × 12?
7. 7.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 + 8 × 10 ÷ 2?
8. 8.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 + 11 ÷ 19 − 3?
9. 9.If + means ÷, − means +, × means − and ÷ means ×, what is 11 ÷ 9 + 3 − 4?
10. 10.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 − 2 ÷ 17 + 16?
11. 11.If + means ×, − means ÷, × means − and ÷ means +, what is 2 ÷ 12 + 18 × 9?
12. 12.If + means ÷, − means +, × means − and ÷ means ×, what is 9 ÷ 13 − 12 × 19?
13. 13.If + means ×, − means ÷, × means − and ÷ means +, what is 10 + 10 − 20 ÷ 4?
14. 14.If + means ÷, − means ×, × means − and ÷ means +, what is 19 ÷ 5 × 3 − 8?
15. 15.If + means ×, − means ÷, × means − and ÷ means +, what is 7 + 17 × 2 ÷ 2?
16. 16.If + means −, − means ÷, × means + and ÷ means ×, what is 19 × 10 ÷ 4 + 11?
17. 17.If + means ÷, − means +, × means − and ÷ means ×, what is 5 − 20 ÷ 15 × 4?
18. 18.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 ÷ 8 − 9 + 19?
19. 19.If + means ×, − means ÷, × means + and ÷ means −, what is 11 + 7 × 9 ÷ 6?
20. 20.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 − 16 ÷ 5 + 9?
21. 21.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 − 5 + 4 ÷ 19?
22. 22.If + means ÷, − means ×, × means − and ÷ means +, what is 20 − 15 + 3 ÷ 19?
23. 23.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 × 3 − 20 ÷ 7?
24. 24.If + means ÷, − means +, × means − and ÷ means ×, what is 17 − 10 + 2 × 2?
25. 25.If + means ÷, − means ×, × means − and ÷ means +, what is 18 − 19 ÷ 3 × 11?
26. 26.If + means ×, − means ÷, × means − and ÷ means +, what is 7 − 7 ÷ 10 × 5?
27. 27.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 − 15 ÷ 7 + 2?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 ÷ 4 × 4 + 4?
29. 29.If + means ÷, − means ×, × means − and ÷ means +, what is 2 − 17 ÷ 15 × 8?
30. 30.If + means −, − means ÷, × means + and ÷ means ×, what is 11 × 16 − 4 ÷ 3?
31. 31.If + means ×, − means ÷, × means + and ÷ means −, what is 10 ÷ 6 + 12 − 9?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 12 ÷ 2 + 5?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 4 × 3 ÷ 7 + 15?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 14 ÷ 17 − 4 + 19?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 − 7 ÷ 7 + 18?
36. 36.If + means ×, − means ÷, × means − and ÷ means +, what is 6 × 15 ÷ 10 + 17?
37. 37.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 ÷ 14 − 19 + 2?
38. 38.If + means ÷, − means ×, × means − and ÷ means +, what is 6 − 5 ÷ 18 × 18?
39. 39.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 + 2 ÷ 6 × 6?
40. 40.If + means ÷, − means +, × means − and ÷ means ×, what is 5 ÷ 14 − 9 × 2?

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