Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 795 · 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 7 + 2 − 18 × 18?
2. 2.If + means −, − means ÷, × means + and ÷ means ×, what is 5 × 3 ÷ 2 + 3?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 4 × 10 + 5 ÷ 2?
4. 4.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 ÷ 13 × 2 − 14?
5. 5.If + means ÷, − means ×, × means + and ÷ means −, what is 19 − 16 ÷ 3 × 17?
6. 6.If + means ÷, − means ×, × means − and ÷ means +, what is 15 ÷ 2 − 17 × 3?
7. 7.If + means ÷, − means ×, × means + and ÷ means −, what is 15 − 4 ÷ 8 + 2?
8. 8.If + means −, − means ÷, × means + and ÷ means ×, what is 6 + 2 × 14 − 2?
9. 9.If + means ÷, − means ×, × means − and ÷ means +, what is 20 × 9 − 11 + 9?
10. 10.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 × 3 + 12 ÷ 10?
11. 11.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 − 6 + 9 × 9?
12. 12.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 + 11 ÷ 5 − 19?
13. 13.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 + 2 − 12 ÷ 3?
14. 14.If + means ×, − means ÷, × means − and ÷ means +, what is 7 + 18 − 3 × 5?
15. 15.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 ÷ 5 − 17 + 19?
16. 16.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 ÷ 4 − 11 + 7?
17. 17.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 − 14 + 5 × 5?
18. 18.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 − 2 + 16 ÷ 2?
19. 19.If + means ×, − means ÷, × means + and ÷ means −, what is 3 + 14 × 4 − 2?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 2 + 15 × 7 ÷ 6?
21. 21.If + means −, − means ÷, × means + and ÷ means ×, what is 2 ÷ 17 + 8 × 18?
22. 22.If + means ÷, − means ×, × means + and ÷ means −, what is 10 × 12 + 4 ÷ 2?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 13 × 20 + 13 ÷ 9?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 + 15 ÷ 11 − 20?
25. 25.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 + 15 − 11 ÷ 15?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 − 2 ÷ 11 + 3?
27. 27.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 ÷ 2 + 9 × 3?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 ÷ 3 − 9 + 3?
29. 29.If + means −, − means ÷, × means + and ÷ means ×, what is 6 × 2 ÷ 13 + 4?
30. 30.If + means −, − means ÷, × means + and ÷ means ×, what is 3 × 17 ÷ 6 − 17?
31. 31.If + means ÷, − means ×, × means + and ÷ means −, what is 4 − 17 × 3 ÷ 8?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 ÷ 4 − 16 × 2?
33. 33.If + means ×, − means ÷, × means − and ÷ means +, what is 18 ÷ 4 + 6 − 6?
34. 34.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 ÷ 3 − 11 + 11?
35. 35.If + means ×, − means ÷, × means − and ÷ means +, what is 12 × 18 ÷ 20 + 8?
36. 36.If + means −, − means ÷, × means + and ÷ means ×, what is 14 × 14 + 6 − 2?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 ÷ 2 − 17 + 18?
38. 38.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 12 − 11 ÷ 10?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 9 + 19 − 19?
40. 40.If + means ÷, − means ×, × means + and ÷ means −, what is 4 + 2 − 10 × 2?

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