Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 967 · 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 18 + 19 ÷ 11 − 17?
2. 2.If + means ÷, − means ×, × means − and ÷ means +, what is 8 × 10 − 8 + 16?
3. 3.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 − 20 ÷ 13 × 13?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 4 ÷ 6 × 2?
5. 5.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 ÷ 11 − 6 + 19?
6. 6.If + means ÷, − means ×, × means − and ÷ means +, what is 16 × 5 ÷ 8 − 13?
7. 7.If + means ×, − means ÷, × means + and ÷ means −, what is 5 ÷ 2 × 7 + 18?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 8 + 3 − 3 × 15?
9. 9.If + means ÷, − means ×, × means − and ÷ means +, what is 15 ÷ 7 + 7 × 9?
10. 10.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 + 9 − 8 ÷ 13?
11. 11.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 − 18 + 19 ÷ 7?
12. 12.If + means ÷, − means ×, × means − and ÷ means +, what is 7 − 12 + 14 × 2?
13. 13.If + means ÷, − means ×, × means − and ÷ means +, what is 12 ÷ 12 − 8 × 5?
14. 14.If + means ÷, − means ×, × means − and ÷ means +, what is 12 ÷ 9 − 7 × 13?
15. 15.If + means −, − means ÷, × means + and ÷ means ×, what is 12 ÷ 5 + 18 − 3?
16. 16.If + means ÷, − means ×, × means + and ÷ means −, what is 12 × 20 − 9 + 2?
17. 17.If + means −, − means ×, × means ÷ and ÷ means +, what is 8 ÷ 9 + 6 × 6?
18. 18.If + means ÷, − means ×, × means − and ÷ means +, what is 10 × 5 ÷ 10 − 8?
19. 19.If + means ×, − means ÷, × means + and ÷ means −, what is 6 + 16 ÷ 13 × 5?
20. 20.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 − 13 ÷ 10 × 2?
21. 21.If + means ÷, − means ×, × means − and ÷ means +, what is 15 + 15 − 19 ÷ 20?
22. 22.If + means −, − means ÷, × means + and ÷ means ×, what is 18 ÷ 20 + 13 − 13?
23. 23.If + means ÷, − means ×, × means + and ÷ means −, what is 15 × 5 − 2 ÷ 13?
24. 24.If + means ÷, − means ×, × means − and ÷ means +, what is 3 − 14 ÷ 5 + 5?
25. 25.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 ÷ 7 − 19 × 19?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 + 18 − 4 ÷ 10?
27. 27.If + means ÷, − means ×, × means − and ÷ means +, what is 19 × 9 ÷ 3 − 17?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 − 15 × 15 ÷ 6?
29. 29.If + means ×, − means +, × means ÷ and ÷ means −, what is 14 − 12 + 5 ÷ 4?
30. 30.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 ÷ 2 − 14 × 14?
31. 31.If + means ÷, − means ×, × means + and ÷ means −, what is 4 − 14 + 2 × 13?
32. 32.If + means ÷, − means ×, × means + and ÷ means −, what is 12 − 15 ÷ 5 × 13?
33. 33.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 + 17 ÷ 20 − 4?
34. 34.If + means ÷, − means ×, × means − and ÷ means +, what is 10 × 7 ÷ 12 + 12?
35. 35.If + means ÷, − means +, × means − and ÷ means ×, what is 6 × 7 − 3 ÷ 12?
36. 36.If + means ÷, − means +, × means − and ÷ means ×, what is 5 − 9 ÷ 3 × 14?
37. 37.If + means ÷, − means ×, × means − and ÷ means +, what is 8 − 14 × 14 ÷ 7?
38. 38.If + means ×, − means ÷, × means − and ÷ means +, what is 8 + 3 ÷ 12 × 16?
39. 39.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 ÷ 18 − 12 + 10?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 16 ÷ 12 + 12 − 4?

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