Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 185 · 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 16 × 20 − 3 ÷ 2?
2. 2.If + means ÷, − means +, × means − and ÷ means ×, what is 16 ÷ 9 − 19 × 15?
3. 3.If + means ÷, − means +, × means − and ÷ means ×, what is 3 ÷ 20 + 15 − 15?
4. 4.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 + 19 − 7 ÷ 4?
5. 5.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 − 12 × 4 ÷ 12?
6. 6.If + means ×, − means ÷, × means − and ÷ means +, what is 9 ÷ 14 + 11 × 10?
7. 7.If + means ×, − means ÷, × means − and ÷ means +, what is 6 − 6 + 20 × 18?
8. 8.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 ÷ 12 × 4 − 18?
9. 9.If + means ×, − means +, × means ÷ and ÷ means −, what is 8 − 14 × 7 + 9?
10. 10.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 − 7 + 3 ÷ 19?
11. 11.If + means ÷, − means ×, × means − and ÷ means +, what is 8 − 14 × 10 ÷ 15?
12. 12.If + means ×, − means ÷, × means − and ÷ means +, what is 4 ÷ 9 − 3 + 6?
13. 13.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 − 4 ÷ 13 + 11?
14. 14.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 ÷ 10 − 2 + 17?
15. 15.If + means ÷, − means ×, × means − and ÷ means +, what is 7 × 15 + 3 ÷ 17?
16. 16.If + means ÷, − means ×, × means − and ÷ means +, what is 11 ÷ 5 − 17 × 16?
17. 17.If + means ÷, − means +, × means − and ÷ means ×, what is 15 − 6 ÷ 10 + 15?
18. 18.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 × 11 + 14 − 16?
19. 19.If + means ÷, − means ×, × means + and ÷ means −, what is 6 − 13 × 9 ÷ 13?
20. 20.If + means ÷, − means ×, × means − and ÷ means +, what is 4 − 13 + 4 ÷ 6?
21. 21.If + means ÷, − means ×, × means − and ÷ means +, what is 20 − 5 × 12 ÷ 5?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 − 10 + 15 ÷ 9?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 − 2 + 12 ÷ 7?
24. 24.If + means ÷, − means ×, × means − and ÷ means +, what is 16 × 6 − 2 + 2?
25. 25.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 16 × 16 ÷ 9?
26. 26.If + means ÷, − means ×, × means − and ÷ means +, what is 17 ÷ 20 − 3 + 3?
27. 27.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 + 5 ÷ 2 − 6?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 − 18 + 13 ÷ 15?
29. 29.If + means ×, − means ÷, × means + and ÷ means −, what is 4 ÷ 9 × 4 + 15?
30. 30.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 − 10 ÷ 12 + 20?
31. 31.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 ÷ 2 − 9 + 3?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 ÷ 3 − 6 + 6?
33. 33.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 ÷ 4 − 7 + 5?
34. 34.If + means −, − means ÷, × means + and ÷ means ×, what is 7 + 19 × 9 ÷ 6?
35. 35.If + means ÷, − means ×, × means + and ÷ means −, what is 8 × 17 − 20 ÷ 10?
36. 36.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 + 17 ÷ 13 − 10?
37. 37.If + means ÷, − means +, × means − and ÷ means ×, what is 6 − 13 ÷ 20 × 18?
38. 38.If + means ÷, − means ×, × means + and ÷ means −, what is 11 × 5 − 3 ÷ 16?
39. 39.If + means ×, − means ÷, × means + and ÷ means −, what is 2 + 12 ÷ 5 × 11?
40. 40.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 ÷ 15 − 5 + 12?

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