Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 435 · 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 18 + 9 ÷ 4 × 11?
2. 2.If + means ×, − means ÷, × means − and ÷ means +, what is 10 + 10 ÷ 20 × 2?
3. 3.If + means −, − means ÷, × means + and ÷ means ×, what is 18 ÷ 5 + 11 × 2?
4. 4.If + means −, − means ÷, × means + and ÷ means ×, what is 19 ÷ 20 + 11 × 15?
5. 5.If + means ÷, − means +, × means − and ÷ means ×, what is 14 + 2 × 9 − 7?
6. 6.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 + 6 − 7 ÷ 9?
7. 7.If + means ×, − means ÷, × means − and ÷ means +, what is 11 + 9 ÷ 15 × 12?
8. 8.If + means ÷, − means +, × means − and ÷ means ×, what is 16 ÷ 12 × 11 − 12?
9. 9.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 + 5 − 5 ÷ 9?
10. 10.If + means −, − means +, × means ÷ and ÷ means ×, what is 4 − 4 ÷ 16 + 19?
11. 11.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 + 3 − 2 ÷ 20?
12. 12.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 × 12 ÷ 17 − 8?
13. 13.If + means ×, − means ÷, × means + and ÷ means −, what is 16 ÷ 3 × 5 + 3?
14. 14.If + means ×, − means ÷, × means − and ÷ means +, what is 13 + 5 ÷ 20 − 4?
15. 15.If + means −, − means ÷, × means + and ÷ means ×, what is 18 ÷ 12 − 6 × 10?
16. 16.If + means −, − means ÷, × means + and ÷ means ×, what is 9 + 14 − 14 ÷ 9?
17. 17.If + means ÷, − means ×, × means + and ÷ means −, what is 4 ÷ 15 × 12 − 18?
18. 18.If + means ÷, − means ×, × means − and ÷ means +, what is 14 + 2 − 3 × 5?
19. 19.If + means ÷, − means ×, × means + and ÷ means −, what is 8 − 6 + 2 ÷ 14?
20. 20.If + means ÷, − means ×, × means + and ÷ means −, what is 10 − 16 × 14 ÷ 8?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 5 × 18 − 15 ÷ 11?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 − 19 ÷ 18 + 16?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 5 ÷ 9 + 15?
24. 24.If + means −, − means +, × means ÷ and ÷ means ×, what is 17 ÷ 11 + 19 − 4?
25. 25.If + means ×, − means ÷, × means − and ÷ means +, what is 14 ÷ 7 + 13 × 7?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 − 6 + 2 ÷ 3?
27. 27.If + means ×, − means ÷, × means − and ÷ means +, what is 4 + 20 − 4 ÷ 15?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 6 × 10 ÷ 17 + 5?
29. 29.If + means −, − means ÷, × means + and ÷ means ×, what is 18 ÷ 3 × 7 + 8?
30. 30.If + means ×, − means ÷, × means + and ÷ means −, what is 19 × 3 + 6 ÷ 20?
31. 31.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 + 16 − 20 ÷ 2?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 18 × 12 ÷ 2 + 12?
33. 33.If + means ×, − means +, × means ÷ and ÷ means −, what is 4 + 20 × 20 − 16?
34. 34.If + means −, − means ÷, × means + and ÷ means ×, what is 8 ÷ 15 + 18 − 3?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 8 − 2 ÷ 18 × 4?
36. 36.If + means −, − means ÷, × means + and ÷ means ×, what is 3 × 4 − 2 + 3?
37. 37.If + means ×, − means ÷, × means + and ÷ means −, what is 11 × 17 + 18 ÷ 19?
38. 38.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 ÷ 19 − 13 + 5?
39. 39.If + means ×, − means ÷, × means + and ÷ means −, what is 20 + 18 − 20 × 20?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 8 × 7 ÷ 2 + 16?

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