Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 502 · 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 20 + 10 − 10 × 15?
2. 2.If + means ×, − means +, × means ÷ and ÷ means −, what is 8 + 10 ÷ 13 − 17?
3. 3.If + means ×, − means ÷, × means − and ÷ means +, what is 6 × 9 ÷ 8 + 20?
4. 4.If + means ÷, − means ×, × means + and ÷ means −, what is 16 − 2 × 20 ÷ 3?
5. 5.If + means −, − means ÷, × means + and ÷ means ×, what is 15 + 9 − 3 × 14?
6. 6.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 + 18 ÷ 8 − 4?
7. 7.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 − 8 ÷ 14 + 2?
8. 8.If + means −, − means ÷, × means + and ÷ means ×, what is 14 ÷ 19 + 16 − 8?
9. 9.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 ÷ 8 − 9 + 11?
10. 10.If + means −, − means +, × means ÷ and ÷ means ×, what is 9 ÷ 18 − 14 + 11?
11. 11.If + means ÷, − means ×, × means − and ÷ means +, what is 4 − 3 ÷ 12 + 2?
12. 12.If + means ×, − means ÷, × means + and ÷ means −, what is 4 × 4 + 18 ÷ 12?
13. 13.If + means ÷, − means +, × means − and ÷ means ×, what is 14 ÷ 11 + 11 − 3?
14. 14.If + means ×, − means ÷, × means − and ÷ means +, what is 13 ÷ 4 + 10 × 6?
15. 15.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 − 2 ÷ 20 × 20?
16. 16.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 − 20 ÷ 4 + 17?
17. 17.If + means ×, − means ÷, × means − and ÷ means +, what is 17 ÷ 8 + 13 × 7?
18. 18.If + means ÷, − means +, × means − and ÷ means ×, what is 19 ÷ 7 × 14 + 14?
19. 19.If + means ÷, − means ×, × means − and ÷ means +, what is 20 + 5 − 6 ÷ 12?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 5 × 18 ÷ 4 + 8?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 15 − 17 ÷ 12 × 14?
22. 22.If + means −, − means ÷, × means + and ÷ means ×, what is 19 − 19 × 2 + 2?
23. 23.If + means ×, − means ÷, × means − and ÷ means +, what is 7 + 16 − 16 ÷ 6?
24. 24.If + means ×, − means +, × means ÷ and ÷ means −, what is 9 + 8 − 10 × 2?
25. 25.If + means ×, − means ÷, × means + and ÷ means −, what is 7 − 7 × 20 ÷ 8?
26. 26.If + means ÷, − means ×, × means + and ÷ means −, what is 11 − 16 ÷ 13 × 5?
27. 27.If + means ×, − means ÷, × means − and ÷ means +, what is 12 × 17 ÷ 4 + 8?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 6 + 15 × 9 ÷ 8?
29. 29.If + means ÷, − means ×, × means − and ÷ means +, what is 15 × 9 ÷ 2 − 15?
30. 30.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 + 8 − 5 × 8?
31. 31.If + means ÷, − means ×, × means − and ÷ means +, what is 6 ÷ 4 − 5 × 20?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 6 + 4 ÷ 10?
33. 33.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 + 6 − 18 ÷ 15?
34. 34.If + means ÷, − means +, × means − and ÷ means ×, what is 3 ÷ 20 − 20 + 2?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 − 5 ÷ 17 + 4?
36. 36.If + means −, − means ÷, × means + and ÷ means ×, what is 11 + 8 × 3 ÷ 5?
37. 37.If + means ÷, − means ×, × means − and ÷ means +, what is 14 × 5 − 3 ÷ 13?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 13 × 20 ÷ 8 + 8?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 11 ÷ 9 × 16 + 10?
40. 40.If + means ÷, − means ×, × means + and ÷ means −, what is 2 ÷ 9 × 8 − 8?

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