Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 881 · 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 10 ÷ 6 + 3 − 13?
2. 2.If + means −, − means ÷, × means + and ÷ means ×, what is 8 ÷ 7 + 2 × 6?
3. 3.If + means ×, − means ÷, × means + and ÷ means −, what is 18 + 11 × 16 − 2?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 16 + 11 ÷ 2?
5. 5.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 − 18 × 15 ÷ 6?
6. 6.If + means −, − means ÷, × means + and ÷ means ×, what is 3 × 8 + 11 − 11?
7. 7.If + means −, − means ÷, × means + and ÷ means ×, what is 17 + 14 × 11 − 11?
8. 8.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 + 18 ÷ 18 − 4?
9. 9.If + means ×, − means ÷, × means − and ÷ means +, what is 12 − 4 ÷ 18 × 3?
10. 10.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 + 5 ÷ 7 − 7?
11. 11.If + means −, − means ÷, × means + and ÷ means ×, what is 11 ÷ 4 + 4 − 2?
12. 12.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 ÷ 13 − 13 × 13?
13. 13.If + means ×, − means ÷, × means + and ÷ means −, what is 20 × 6 − 3 ÷ 13?
14. 14.If + means ×, − means ÷, × means + and ÷ means −, what is 13 ÷ 6 × 6 + 10?
15. 15.If + means −, − means ÷, × means + and ÷ means ×, what is 7 × 19 ÷ 8 + 12?
16. 16.If + means ×, − means ÷, × means − and ÷ means +, what is 20 − 2 + 5 ÷ 19?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 − 20 × 8 + 8?
18. 18.If + means ×, − means ÷, × means − and ÷ means +, what is 12 × 3 ÷ 13 + 20?
19. 19.If + means ÷, − means ×, × means − and ÷ means +, what is 2 − 16 × 11 ÷ 2?
20. 20.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 − 8 + 6 ÷ 2?
21. 21.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 10 − 13 ÷ 10?
22. 22.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 + 9 × 6 − 11?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 11 ÷ 12 × 17 + 14?
24. 24.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 8 × 18 − 6?
25. 25.If + means ×, − means ÷, × means − and ÷ means +, what is 5 + 3 × 13 ÷ 14?
26. 26.If + means ÷, − means ×, × means + and ÷ means −, what is 18 − 15 ÷ 18 × 7?
27. 27.If + means ×, − means +, × means ÷ and ÷ means −, what is 8 − 11 + 8 ÷ 17?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 17 + 5 × 6 − 6?
29. 29.If + means ÷, − means ×, × means + and ÷ means −, what is 9 ÷ 10 × 8 − 4?
30. 30.If + means ×, − means ÷, × means + and ÷ means −, what is 6 ÷ 6 × 18 + 11?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 15 + 4 × 19 ÷ 14?
32. 32.If + means −, − means ÷, × means + and ÷ means ×, what is 16 ÷ 8 + 10 × 5?
33. 33.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 − 15 × 11 + 3?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 16 × 5 − 12 + 4?
35. 35.If + means ×, − means ÷, × means − and ÷ means +, what is 6 + 18 ÷ 4 × 15?
36. 36.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 + 20 ÷ 19 − 13?
37. 37.If + means ÷, − means ×, × means + and ÷ means −, what is 3 − 6 ÷ 7 × 2?
38. 38.If + means ×, − means ÷, × means − and ÷ means +, what is 4 ÷ 11 + 9 × 6?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 9 − 3 + 14 × 14?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 7 ÷ 4 + 10 − 5?

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