Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 480 · 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 3 × 18 + 3 − 6?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 ÷ 7 − 2 × 14?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 + 12 ÷ 11 − 20?
4. 4.If + means −, − means +, × means ÷ and ÷ means ×, what is 3 − 12 ÷ 6 + 6?
5. 5.If + means ×, − means ÷, × means + and ÷ means −, what is 13 ÷ 2 + 6 − 12?
6. 6.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 + 20 ÷ 19 − 4?
7. 7.If + means ×, − means ÷, × means + and ÷ means −, what is 9 × 17 ÷ 4 + 3?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 2 × 3 + 18 ÷ 4?
9. 9.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 18 ÷ 15 − 3?
10. 10.If + means ÷, − means +, × means − and ÷ means ×, what is 6 − 14 ÷ 16 + 2?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 2 − 7 × 2 ÷ 9?
12. 12.If + means ×, − means ÷, × means + and ÷ means −, what is 5 × 3 + 6 − 3?
13. 13.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 − 12 × 2 + 11?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 12 ÷ 11 − 2 + 2?
15. 15.If + means ×, − means +, × means ÷ and ÷ means −, what is 17 ÷ 2 + 4 − 13?
16. 16.If + means ÷, − means ×, × means + and ÷ means −, what is 15 ÷ 7 × 6 − 18?
17. 17.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 × 5 − 12 ÷ 11?
18. 18.If + means ÷, − means ×, × means + and ÷ means −, what is 11 × 15 − 5 ÷ 5?
19. 19.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 × 18 − 20 ÷ 10?
20. 20.If + means ×, − means ÷, × means + and ÷ means −, what is 9 + 18 × 3 ÷ 15?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 12 × 15 ÷ 4 − 5?
22. 22.If + means ÷, − means ×, × means + and ÷ means −, what is 2 − 4 ÷ 14 × 18?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 18 ÷ 11 × 12 + 4?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 + 4 ÷ 15 − 2?
25. 25.If + means ÷, − means +, × means − and ÷ means ×, what is 9 × 4 − 18 ÷ 18?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 8 − 19 + 18 ÷ 9?
27. 27.If + means ×, − means ÷, × means + and ÷ means −, what is 17 ÷ 20 × 17 + 17?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 20 + 11 − 11 × 11?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 9 ÷ 9 + 3?
30. 30.If + means ÷, − means +, × means − and ÷ means ×, what is 8 ÷ 6 − 8 + 4?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 13 ÷ 16 + 2 − 4?
32. 32.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 + 3 − 15 ÷ 2?
33. 33.If + means ×, − means +, × means ÷ and ÷ means −, what is 19 − 12 × 3 + 9?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 + 7 − 12 ÷ 15?
35. 35.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 − 17 + 4 ÷ 19?
36. 36.If + means ×, − means ÷, × means − and ÷ means +, what is 10 × 18 ÷ 11 + 20?
37. 37.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 + 15 − 3 ÷ 15?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 18 ÷ 12 + 2 × 18?
39. 39.If + means ÷, − means ×, × means + and ÷ means −, what is 4 − 15 × 13 ÷ 14?
40. 40.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 − 10 + 17 ÷ 7?

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