Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 421 · 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 14 + 10 − 14 ÷ 4?
2. 2.If + means ÷, − means ×, × means − and ÷ means +, what is 11 × 15 ÷ 5 − 15?
3. 3.If + means ×, − means +, × means ÷ and ÷ means −, what is 16 + 2 ÷ 10 − 8?
4. 4.If + means ÷, − means +, × means − and ÷ means ×, what is 10 ÷ 3 + 2 − 4?
5. 5.If + means ×, − means ÷, × means + and ÷ means −, what is 18 − 3 + 7 ÷ 9?
6. 6.If + means ×, − means ÷, × means + and ÷ means −, what is 7 + 6 × 6 ÷ 19?
7. 7.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 ÷ 3 × 3 + 6?
8. 8.If + means ÷, − means +, × means − and ÷ means ×, what is 8 ÷ 6 + 4 − 6?
9. 9.If + means −, − means ÷, × means + and ÷ means ×, what is 10 − 5 ÷ 6 + 8?
10. 10.If + means ÷, − means ×, × means + and ÷ means −, what is 20 × 10 − 17 ÷ 11?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 9 − 13 × 12 ÷ 16?
12. 12.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 − 11 + 17 ÷ 11?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 19 × 18 − 16 ÷ 19?
14. 14.If + means −, − means +, × means ÷ and ÷ means ×, what is 10 × 5 − 4 + 3?
15. 15.If + means ÷, − means +, × means − and ÷ means ×, what is 8 × 2 ÷ 4 − 3?
16. 16.If + means ×, − means ÷, × means − and ÷ means +, what is 18 + 14 − 14 ÷ 14?
17. 17.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 + 16 × 4 − 16?
18. 18.If + means −, − means ÷, × means + and ÷ means ×, what is 5 × 9 ÷ 6 − 18?
19. 19.If + means −, − means ×, × means ÷ and ÷ means +, what is 8 − 9 + 19 ÷ 14?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 17 × 4 ÷ 17 + 15?
21. 21.If + means −, − means ÷, × means + and ÷ means ×, what is 20 ÷ 10 + 2 × 17?
22. 22.If + means ÷, − means +, × means − and ÷ means ×, what is 5 − 16 ÷ 20 × 4?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 × 2 − 13 ÷ 6?
24. 24.If + means ×, − means ÷, × means − and ÷ means +, what is 7 + 18 ÷ 17 × 5?
25. 25.If + means ×, − means +, × means ÷ and ÷ means −, what is 9 ÷ 7 − 7 + 12?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 + 15 − 6 ÷ 6?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 16 + 8 × 2 − 2?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 − 20 + 7 ÷ 7?
29. 29.If + means ÷, − means ×, × means − and ÷ means +, what is 19 × 9 ÷ 3 − 3?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 8 × 20 ÷ 20 + 10?
31. 31.If + means ÷, − means ×, × means + and ÷ means −, what is 18 + 2 × 9 − 11?
32. 32.If + means ×, − means ÷, × means + and ÷ means −, what is 8 ÷ 3 + 2 × 15?
33. 33.If + means ×, − means ÷, × means − and ÷ means +, what is 7 + 12 − 4 ÷ 15?
34. 34.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 − 3 + 3 ÷ 15?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 + 4 ÷ 5 − 15?
36. 36.If + means −, − means ÷, × means + and ÷ means ×, what is 7 + 14 × 8 ÷ 5?
37. 37.If + means ×, − means ÷, × means + and ÷ means −, what is 13 × 8 + 3 − 6?
38. 38.If + means ÷, − means +, × means − and ÷ means ×, what is 13 ÷ 15 × 8 − 2?
39. 39.If + means ÷, − means ×, × means − and ÷ means +, what is 17 × 5 ÷ 13 − 7?
40. 40.If + means ÷, − means ×, × means + and ÷ means −, what is 20 × 12 − 4 + 3?

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