Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 941 · 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 5 + 18 × 7 ÷ 11?
2. 2.If + means ÷, − means +, × means − and ÷ means ×, what is 14 ÷ 9 − 11 × 5?
3. 3.If + means −, − means +, × means ÷ and ÷ means ×, what is 19 + 13 − 10 ÷ 18?
4. 4.If + means ×, − means +, × means ÷ and ÷ means −, what is 4 × 2 ÷ 8 − 15?
5. 5.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 19 ÷ 12 + 13?
6. 6.If + means −, − means ×, × means ÷ and ÷ means +, what is 8 − 8 + 11 ÷ 10?
7. 7.If + means ÷, − means ×, × means − and ÷ means +, what is 17 ÷ 14 − 19 × 12?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 16 − 16 × 13 + 13?
9. 9.If + means ÷, − means ×, × means + and ÷ means −, what is 12 × 9 − 19 ÷ 2?
10. 10.If + means ×, − means ÷, × means − and ÷ means +, what is 17 × 3 + 3 ÷ 18?
11. 11.If + means ÷, − means +, × means − and ÷ means ×, what is 17 ÷ 10 × 6 − 2?
12. 12.If + means ×, − means ÷, × means + and ÷ means −, what is 8 × 10 + 20 − 10?
13. 13.If + means ×, − means ÷, × means + and ÷ means −, what is 8 + 8 ÷ 18 × 16?
14. 14.If + means ÷, − means ×, × means − and ÷ means +, what is 19 ÷ 19 × 3 − 10?
15. 15.If + means −, − means ÷, × means + and ÷ means ×, what is 12 + 4 × 13 ÷ 12?
16. 16.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 ÷ 4 + 6 × 3?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 + 16 ÷ 19 − 5?
18. 18.If + means ÷, − means +, × means − and ÷ means ×, what is 16 × 3 − 15 ÷ 18?
19. 19.If + means ×, − means ÷, × means + and ÷ means −, what is 3 × 6 ÷ 20 − 5?
20. 20.If + means ×, − means +, × means ÷ and ÷ means −, what is 9 ÷ 2 − 18 + 20?
21. 21.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 ÷ 15 + 7 − 13?
22. 22.If + means −, − means +, × means ÷ and ÷ means ×, what is 4 ÷ 4 + 18 − 19?
23. 23.If + means −, − means ÷, × means + and ÷ means ×, what is 16 ÷ 15 × 2 + 3?
24. 24.If + means −, − means ÷, × means + and ÷ means ×, what is 9 + 5 ÷ 18 − 10?
25. 25.If + means ÷, − means +, × means − and ÷ means ×, what is 3 ÷ 12 × 8 − 15?
26. 26.If + means −, − means ÷, × means + and ÷ means ×, what is 10 + 3 ÷ 2 × 6?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 15 ÷ 7 × 15 + 16?
28. 28.If + means ×, − means ÷, × means − and ÷ means +, what is 6 ÷ 6 − 2 × 3?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 × 5 − 3 + 9?
30. 30.If + means ×, − means ÷, × means + and ÷ means −, what is 4 + 15 ÷ 3 × 15?
31. 31.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 13 ÷ 9 × 3?
32. 32.If + means ×, − means ÷, × means + and ÷ means −, what is 4 × 4 + 16 ÷ 7?
33. 33.If + means ×, − means ÷, × means − and ÷ means +, what is 12 + 18 ÷ 6 × 6?
34. 34.If + means ×, − means ÷, × means + and ÷ means −, what is 19 + 5 × 17 ÷ 5?
35. 35.If + means ÷, − means ×, × means − and ÷ means +, what is 14 − 8 × 11 ÷ 16?
36. 36.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 − 10 + 5 ÷ 6?
37. 37.If + means ×, − means ÷, × means + and ÷ means −, what is 4 ÷ 7 × 14 + 10?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 4 ÷ 18 × 6 + 18?
39. 39.If + means ×, − means ÷, × means + and ÷ means −, what is 18 × 14 − 2 + 14?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 4 + 5 − 2 ÷ 14?

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