Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 77 · 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 10 + 3 − 5 ÷ 7?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 − 20 × 5 ÷ 9?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 9 × 8 ÷ 9 − 15?
4. 4.If + means ÷, − means +, × means − and ÷ means ×, what is 4 ÷ 18 − 10 + 2?
5. 5.If + means ÷, − means +, × means − and ÷ means ×, what is 8 + 4 ÷ 7 − 4?
6. 6.If + means ÷, − means ×, × means + and ÷ means −, what is 3 × 4 − 20 ÷ 4?
7. 7.If + means ÷, − means +, × means − and ÷ means ×, what is 13 ÷ 7 × 8 − 2?
8. 8.If + means ÷, − means ×, × means − and ÷ means +, what is 9 + 3 − 2 × 3?
9. 9.If + means ×, − means ÷, × means + and ÷ means −, what is 19 + 6 × 16 ÷ 5?
10. 10.If + means ÷, − means +, × means − and ÷ means ×, what is 17 + 17 − 12 ÷ 3?
11. 11.If + means −, − means ÷, × means + and ÷ means ×, what is 15 × 5 + 4 − 4?
12. 12.If + means ÷, − means ×, × means − and ÷ means +, what is 14 − 7 × 5 ÷ 11?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 14 − 2 ÷ 5 × 10?
14. 14.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 ÷ 17 − 18 + 2?
15. 15.If + means ÷, − means +, × means − and ÷ means ×, what is 5 ÷ 3 × 20 − 6?
16. 16.If + means ÷, − means ×, × means + and ÷ means −, what is 11 ÷ 11 − 14 + 14?
17. 17.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 + 16 ÷ 17 − 10?
18. 18.If + means ×, − means ÷, × means − and ÷ means +, what is 2 + 5 ÷ 11 × 10?
19. 19.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 − 19 ÷ 4 + 13?
20. 20.If + means ÷, − means ×, × means − and ÷ means +, what is 14 ÷ 5 + 5 × 3?
21. 21.If + means ÷, − means ×, × means − and ÷ means +, what is 12 + 4 × 13 ÷ 18?
22. 22.If + means ÷, − means ×, × means + and ÷ means −, what is 5 − 14 × 20 ÷ 8?
23. 23.If + means ÷, − means ×, × means − and ÷ means +, what is 14 ÷ 16 − 4 × 4?
24. 24.If + means ×, − means ÷, × means − and ÷ means +, what is 12 + 11 ÷ 15 × 9?
25. 25.If + means ÷, − means ×, × means + and ÷ means −, what is 17 − 10 × 3 ÷ 4?
26. 26.If + means ×, − means ÷, × means + and ÷ means −, what is 3 ÷ 3 × 13 + 9?
27. 27.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 + 12 − 4 ÷ 12?
28. 28.If + means ×, − means ÷, × means + and ÷ means −, what is 11 + 4 × 4 − 4?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 3 ÷ 18 + 11?
30. 30.If + means ×, − means ÷, × means − and ÷ means +, what is 12 + 7 − 4 × 9?
31. 31.If + means ÷, − means ×, × means − and ÷ means +, what is 3 − 5 + 3 ÷ 11?
32. 32.If + means −, − means ÷, × means + and ÷ means ×, what is 3 + 10 × 12 ÷ 4?
33. 33.If + means ÷, − means ×, × means + and ÷ means −, what is 20 × 20 − 15 ÷ 15?
34. 34.If + means ×, − means ÷, × means − and ÷ means +, what is 14 × 6 ÷ 17 + 7?
35. 35.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 − 11 × 11 + 14?
36. 36.If + means ÷, − means +, × means − and ÷ means ×, what is 18 − 17 ÷ 20 + 4?
37. 37.If + means ÷, − means +, × means − and ÷ means ×, what is 9 × 12 + 12 − 10?
38. 38.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 10 × 2 ÷ 9?
39. 39.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 + 12 ÷ 5 − 7?
40. 40.If + means ÷, − means +, × means − and ÷ means ×, what is 7 × 16 + 8 − 2?

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