Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 908 · 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 13 − 18 + 6 ÷ 19?
2. 2.If + means ×, − means ÷, × means − and ÷ means +, what is 5 × 9 − 3 ÷ 10?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 + 8 ÷ 17 − 13?
4. 4.If + means ×, − means ÷, × means − and ÷ means +, what is 12 − 4 + 18 ÷ 10?
5. 5.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 16 × 8 ÷ 19?
6. 6.If + means ×, − means +, × means ÷ and ÷ means −, what is 11 − 15 + 6 ÷ 18?
7. 7.If + means ×, − means ÷, × means + and ÷ means −, what is 9 × 13 + 2 ÷ 6?
8. 8.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 − 6 + 2 ÷ 15?
9. 9.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 20 × 5 ÷ 6?
10. 10.If + means ×, − means ÷, × means − and ÷ means +, what is 16 × 12 − 6 + 7?
11. 11.If + means ÷, − means ×, × means − and ÷ means +, what is 10 − 16 ÷ 8 × 6?
12. 12.If + means ÷, − means +, × means − and ÷ means ×, what is 17 + 17 − 4 ÷ 5?
13. 13.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 + 11 ÷ 11 − 16?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 10 ÷ 2 + 18 × 9?
15. 15.If + means ÷, − means +, × means − and ÷ means ×, what is 16 − 4 ÷ 6 + 3?
16. 16.If + means ÷, − means ×, × means − and ÷ means +, what is 14 − 7 × 18 + 9?
17. 17.If + means ×, − means ÷, × means − and ÷ means +, what is 5 − 5 ÷ 3 + 4?
18. 18.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 − 5 ÷ 2 + 6?
19. 19.If + means ÷, − means +, × means − and ÷ means ×, what is 5 ÷ 11 × 20 − 11?
20. 20.If + means ÷, − means +, × means − and ÷ means ×, what is 12 − 12 ÷ 6 + 9?
21. 21.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 19 × 7 + 10?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 + 7 ÷ 17 − 4?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 4 ÷ 11 × 20 + 4?
24. 24.If + means −, − means ÷, × means + and ÷ means ×, what is 14 + 16 − 2 × 12?
25. 25.If + means ×, − means ÷, × means − and ÷ means +, what is 5 + 15 × 15 ÷ 6?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 4 ÷ 10 + 6 − 3?
27. 27.If + means ÷, − means ×, × means − and ÷ means +, what is 5 − 19 × 9 ÷ 2?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 10 ÷ 9 × 2 + 15?
29. 29.If + means ×, − means ÷, × means − and ÷ means +, what is 19 + 20 ÷ 16 × 8?
30. 30.If + means −, − means +, × means ÷ and ÷ means ×, what is 9 ÷ 9 − 19 + 16?
31. 31.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 × 17 − 10 ÷ 7?
32. 32.If + means −, − means ÷, × means + and ÷ means ×, what is 2 ÷ 13 × 19 + 17?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 14 ÷ 9 × 7 + 14?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 19 − 14 + 7 × 6?
35. 35.If + means ÷, − means ×, × means − and ÷ means +, what is 13 ÷ 19 − 7 × 19?
36. 36.If + means ÷, − means ×, × means + and ÷ means −, what is 6 − 3 × 5 ÷ 4?
37. 37.If + means ÷, − means ×, × means + and ÷ means −, what is 20 − 6 × 19 ÷ 13?
38. 38.If + means ÷, − means +, × means − and ÷ means ×, what is 7 ÷ 15 + 5 × 6?
39. 39.If + means ÷, − means +, × means − and ÷ means ×, what is 6 ÷ 10 − 5 × 12?
40. 40.If + means −, − means ÷, × means + and ÷ means ×, what is 16 + 13 × 15 ÷ 15?

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