Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 688 · 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 15 + 19 × 12 ÷ 6?
2. 2.If + means ÷, − means ×, × means − and ÷ means +, what is 9 × 3 − 4 ÷ 11?
3. 3.If + means ÷, − means +, × means − and ÷ means ×, what is 14 ÷ 15 − 19 × 8?
4. 4.If + means −, − means ÷, × means + and ÷ means ×, what is 10 + 5 − 5 ÷ 8?
5. 5.If + means ÷, − means +, × means − and ÷ means ×, what is 12 ÷ 12 + 4 − 8?
6. 6.If + means ×, − means ÷, × means + and ÷ means −, what is 15 + 10 ÷ 11 × 13?
7. 7.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 18 − 3 × 4?
8. 8.If + means ÷, − means ×, × means + and ÷ means −, what is 11 − 5 ÷ 17 × 10?
9. 9.If + means ×, − means ÷, × means + and ÷ means −, what is 18 + 12 ÷ 3 × 19?
10. 10.If + means −, − means ÷, × means + and ÷ means ×, what is 16 ÷ 5 + 6 × 18?
11. 11.If + means ×, − means ÷, × means + and ÷ means −, what is 4 + 9 − 3 × 2?
12. 12.If + means ÷, − means ×, × means − and ÷ means +, what is 5 − 15 × 7 ÷ 15?
13. 13.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 + 12 ÷ 19 − 16?
14. 14.If + means ÷, − means +, × means − and ÷ means ×, what is 2 ÷ 14 × 17 − 18?
15. 15.If + means ×, − means ÷, × means + and ÷ means −, what is 10 − 5 × 16 ÷ 5?
16. 16.If + means ÷, − means +, × means − and ÷ means ×, what is 15 × 8 − 6 ÷ 3?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 ÷ 8 − 16 + 2?
18. 18.If + means ÷, − means ×, × means + and ÷ means −, what is 15 ÷ 8 + 8 × 5?
19. 19.If + means ×, − means +, × means ÷ and ÷ means −, what is 14 + 18 − 6 ÷ 15?
20. 20.If + means ×, − means ÷, × means − and ÷ means +, what is 20 + 8 ÷ 16 × 14?
21. 21.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 12 + 9 ÷ 5?
22. 22.If + means −, − means ÷, × means + and ÷ means ×, what is 8 × 3 ÷ 19 + 6?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 18 × 10 − 5 + 4?
24. 24.If + means ÷, − means ×, × means − and ÷ means +, what is 6 × 7 ÷ 19 − 17?
25. 25.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 × 4 − 4 ÷ 5?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 4 + 9 ÷ 16 − 14?
27. 27.If + means ÷, − means ×, × means + and ÷ means −, what is 6 − 18 ÷ 20 × 6?
28. 28.If + means ÷, − means +, × means − and ÷ means ×, what is 9 − 15 ÷ 9 × 8?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 + 3 ÷ 5 − 8?
30. 30.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 − 10 ÷ 19 × 19?
31. 31.If + means ×, − means +, × means ÷ and ÷ means −, what is 11 ÷ 20 − 18 + 20?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 8 + 8 ÷ 2 − 7?
33. 33.If + means −, − means ÷, × means + and ÷ means ×, what is 20 + 7 ÷ 4 × 19?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 + 16 × 4 − 6?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 ÷ 16 − 19 + 4?
36. 36.If + means −, − means +, × means ÷ and ÷ means ×, what is 13 ÷ 12 + 11 − 19?
37. 37.If + means ×, − means ÷, × means + and ÷ means −, what is 10 + 16 − 5 × 7?
38. 38.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 − 2 + 18 ÷ 15?
39. 39.If + means ×, − means ÷, × means − and ÷ means +, what is 5 × 14 ÷ 5 + 7?
40. 40.If + means ×, − means ÷, × means + and ÷ means −, what is 4 + 6 ÷ 20 × 20?

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