Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 738 · 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 9 + 6 − 13 ÷ 8?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 × 5 + 12 ÷ 12?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 − 8 + 10 ÷ 3?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 ÷ 16 × 8 − 16?
5. 5.If + means ÷, − means +, × means − and ÷ means ×, what is 12 ÷ 9 − 8 × 13?
6. 6.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 ÷ 3 × 18 − 20?
7. 7.If + means ×, − means ÷, × means + and ÷ means −, what is 13 ÷ 3 × 10 + 5?
8. 8.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 + 2 ÷ 8 − 5?
9. 9.If + means ×, − means +, × means ÷ and ÷ means −, what is 4 + 3 − 13 ÷ 2?
10. 10.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 − 16 ÷ 17 + 11?
11. 11.If + means −, − means +, × means ÷ and ÷ means ×, what is 13 − 9 ÷ 2 + 19?
12. 12.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 9 × 6 + 3?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 18 + 2 − 18 × 18?
14. 14.If + means ÷, − means +, × means − and ÷ means ×, what is 3 ÷ 6 × 15 + 3?
15. 15.If + means ×, − means ÷, × means − and ÷ means +, what is 14 + 6 × 20 ÷ 5?
16. 16.If + means ×, − means ÷, × means − and ÷ means +, what is 9 × 7 ÷ 10 + 18?
17. 17.If + means ×, − means +, × means ÷ and ÷ means −, what is 4 + 10 − 10 ÷ 4?
18. 18.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 − 13 ÷ 3 + 8?
19. 19.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 ÷ 15 × 2 + 4?
20. 20.If + means ÷, − means ×, × means − and ÷ means +, what is 9 − 12 ÷ 11 × 19?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 13 × 18 − 18 + 4?
22. 22.If + means ×, − means ÷, × means − and ÷ means +, what is 15 + 7 − 7 ÷ 10?
23. 23.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 ÷ 17 + 3 − 16?
24. 24.If + means ×, − means ÷, × means + and ÷ means −, what is 19 + 19 × 16 ÷ 4?
25. 25.If + means −, − means ÷, × means + and ÷ means ×, what is 2 ÷ 20 × 5 + 6?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 17 + 3 ÷ 7 − 4?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 18 × 11 ÷ 3 + 4?
28. 28.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 − 13 + 18 ÷ 13?
29. 29.If + means −, − means +, × means ÷ and ÷ means ×, what is 4 + 16 − 4 ÷ 17?
30. 30.If + means ÷, − means ×, × means − and ÷ means +, what is 12 × 9 + 3 − 2?
31. 31.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 + 19 − 18 ÷ 5?
32. 32.If + means ×, − means ÷, × means − and ÷ means +, what is 8 ÷ 3 − 3 + 9?
33. 33.If + means ×, − means ÷, × means + and ÷ means −, what is 7 + 17 × 17 ÷ 15?
34. 34.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 + 8 − 8 ÷ 6?
35. 35.If + means ÷, − means ×, × means + and ÷ means −, what is 20 − 9 ÷ 11 × 19?
36. 36.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 − 4 + 17 ÷ 16?
37. 37.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 ÷ 9 − 7 + 10?
38. 38.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 + 6 ÷ 17 − 20?
39. 39.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 − 10 + 3 ÷ 2?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 15 ÷ 5 × 20 − 4?

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