Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 453 · 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 13 × 3 − 9 ÷ 11?
2. 2.If + means ×, − means ÷, × means + and ÷ means −, what is 16 × 13 + 16 ÷ 18?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 ÷ 10 − 5 + 4?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 4 ÷ 5 + 13?
5. 5.If + means ×, − means +, × means ÷ and ÷ means −, what is 17 − 8 ÷ 8 × 4?
6. 6.If + means ×, − means ÷, × means + and ÷ means −, what is 16 ÷ 12 × 12 − 3?
7. 7.If + means ÷, − means ×, × means − and ÷ means +, what is 12 ÷ 16 − 3 + 4?
8. 8.If + means ×, − means ÷, × means − and ÷ means +, what is 12 ÷ 11 + 18 × 12?
9. 9.If + means ×, − means ÷, × means − and ÷ means +, what is 7 ÷ 17 − 17 + 10?
10. 10.If + means ×, − means ÷, × means − and ÷ means +, what is 4 + 13 ÷ 6 × 6?
11. 11.If + means −, − means ÷, × means + and ÷ means ×, what is 18 + 5 × 20 − 10?
12. 12.If + means ×, − means ÷, × means − and ÷ means +, what is 13 + 18 − 9 ÷ 6?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 12 − 19 × 20 ÷ 9?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 11 ÷ 4 × 7 + 11?
15. 15.If + means ÷, − means ×, × means − and ÷ means +, what is 15 × 19 + 19 ÷ 4?
16. 16.If + means −, − means ÷, × means + and ÷ means ×, what is 16 ÷ 18 − 16 × 6?
17. 17.If + means −, − means ÷, × means + and ÷ means ×, what is 15 ÷ 19 × 8 + 6?
18. 18.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 − 4 × 2 ÷ 7?
19. 19.If + means −, − means +, × means ÷ and ÷ means ×, what is 3 ÷ 15 − 15 + 7?
20. 20.If + means ×, − means ÷, × means − and ÷ means +, what is 6 ÷ 8 + 18 × 20?
21. 21.If + means ×, − means ÷, × means − and ÷ means +, what is 2 + 7 ÷ 20 − 2?
22. 22.If + means ÷, − means ×, × means − and ÷ means +, what is 10 ÷ 4 − 5 + 20?
23. 23.If + means ÷, − means ×, × means − and ÷ means +, what is 14 + 14 ÷ 11 − 17?
24. 24.If + means −, − means ÷, × means + and ÷ means ×, what is 4 × 15 ÷ 12 − 18?
25. 25.If + means ×, − means ÷, × means + and ÷ means −, what is 18 + 3 ÷ 10 × 12?
26. 26.If + means ×, − means ÷, × means + and ÷ means −, what is 12 × 18 − 3 ÷ 4?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 12 + 6 × 6 ÷ 4?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 − 2 ÷ 2 + 3?
29. 29.If + means ÷, − means ×, × means + and ÷ means −, what is 8 − 10 + 5 ÷ 4?
30. 30.If + means −, − means ÷, × means + and ÷ means ×, what is 11 ÷ 10 × 19 + 19?
31. 31.If + means ×, − means +, × means ÷ and ÷ means −, what is 12 + 5 − 5 ÷ 16?
32. 32.If + means ÷, − means ×, × means − and ÷ means +, what is 13 − 9 + 3 ÷ 15?
33. 33.If + means ÷, − means ×, × means + and ÷ means −, what is 19 × 12 + 4 ÷ 13?
34. 34.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 + 10 − 13 ÷ 8?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 4 × 2 ÷ 16 + 3?
36. 36.If + means −, − means ÷, × means + and ÷ means ×, what is 14 + 20 × 20 ÷ 17?
37. 37.If + means ÷, − means +, × means − and ÷ means ×, what is 2 × 15 + 3 − 13?
38. 38.If + means ÷, − means ×, × means − and ÷ means +, what is 11 × 12 ÷ 13 − 20?
39. 39.If + means ×, − means ÷, × means + and ÷ means −, what is 15 × 8 + 15 − 2?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 19 × 6 ÷ 6 + 15?

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