Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 953 · 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 × 3 ÷ 19 − 4?
2. 2.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 ÷ 12 − 18 × 6?
3. 3.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 − 13 + 3 ÷ 5?
4. 4.If + means ×, − means ÷, × means − and ÷ means +, what is 3 ÷ 9 + 14 × 2?
5. 5.If + means ÷, − means ×, × means + and ÷ means −, what is 14 × 2 − 17 ÷ 17?
6. 6.If + means ÷, − means ×, × means + and ÷ means −, what is 7 × 20 − 17 + 17?
7. 7.If + means ÷, − means ×, × means + and ÷ means −, what is 2 × 4 − 10 + 5?
8. 8.If + means ×, − means ÷, × means − and ÷ means +, what is 15 ÷ 9 + 12 × 2?
9. 9.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 − 14 ÷ 9 + 13?
10. 10.If + means ÷, − means ×, × means + and ÷ means −, what is 3 − 18 ÷ 8 × 16?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 6 + 2 − 10 ÷ 11?
12. 12.If + means ×, − means ÷, × means − and ÷ means +, what is 12 + 16 ÷ 17 × 11?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 4 − 13 × 19 ÷ 14?
14. 14.If + means ÷, − means ×, × means + and ÷ means −, what is 16 − 17 × 11 ÷ 2?
15. 15.If + means ×, − means ÷, × means − and ÷ means +, what is 17 × 7 ÷ 9 + 6?
16. 16.If + means −, − means ÷, × means + and ÷ means ×, what is 16 + 4 × 18 − 2?
17. 17.If + means ×, − means +, × means ÷ and ÷ means −, what is 14 ÷ 18 − 7 + 7?
18. 18.If + means ÷, − means +, × means − and ÷ means ×, what is 14 ÷ 7 − 16 + 16?
19. 19.If + means ×, − means ÷, × means + and ÷ means −, what is 4 + 19 − 19 × 19?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 12 + 13 × 10 ÷ 17?
21. 21.If + means ×, − means ÷, × means − and ÷ means +, what is 6 − 6 ÷ 16 + 8?
22. 22.If + means ×, − means +, × means ÷ and ÷ means −, what is 19 + 4 ÷ 5 − 12?
23. 23.If + means ÷, − means +, × means − and ÷ means ×, what is 13 ÷ 15 × 18 − 15?
24. 24.If + means ÷, − means ×, × means + and ÷ means −, what is 20 − 4 × 4 ÷ 6?
25. 25.If + means ×, − means ÷, × means + and ÷ means −, what is 4 ÷ 12 × 7 + 11?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 − 18 + 19 ÷ 10?
27. 27.If + means ÷, − means +, × means − and ÷ means ×, what is 19 × 2 ÷ 2 − 2?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 3 + 4 ÷ 13?
29. 29.If + means −, − means ÷, × means + and ÷ means ×, what is 11 + 9 × 7 ÷ 4?
30. 30.If + means ×, − means ÷, × means − and ÷ means +, what is 15 − 15 ÷ 8 + 16?
31. 31.If + means ÷, − means +, × means − and ÷ means ×, what is 13 − 18 ÷ 4 + 18?
32. 32.If + means ×, − means ÷, × means + and ÷ means −, what is 4 + 17 − 2 × 9?
33. 33.If + means ÷, − means ×, × means − and ÷ means +, what is 13 − 11 × 14 + 2?
34. 34.If + means −, − means +, × means ÷ and ÷ means ×, what is 19 ÷ 19 − 17 + 8?
35. 35.If + means ÷, − means ×, × means + and ÷ means −, what is 3 − 18 × 8 ÷ 5?
36. 36.If + means −, − means +, × means ÷ and ÷ means ×, what is 4 × 4 + 5 − 17?
37. 37.If + means ×, − means ÷, × means + and ÷ means −, what is 7 ÷ 5 × 12 − 12?
38. 38.If + means ÷, − means ×, × means + and ÷ means −, what is 2 − 20 ÷ 20 × 2?
39. 39.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 ÷ 2 − 2 + 20?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 5 ÷ 19 − 19 × 4?

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