Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 963 · 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 15 × 16 ÷ 10 + 3?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 + 15 ÷ 6 − 9?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 − 10 + 11 ÷ 3?
4. 4.If + means −, − means ÷, × means + and ÷ means ×, what is 8 − 2 ÷ 12 + 13?
5. 5.If + means ×, − means ÷, × means − and ÷ means +, what is 20 + 17 × 13 ÷ 17?
6. 6.If + means ÷, − means ×, × means − and ÷ means +, what is 16 × 20 − 6 + 15?
7. 7.If + means ÷, − means ×, × means + and ÷ means −, what is 19 − 14 + 19 ÷ 12?
8. 8.If + means ÷, − means ×, × means − and ÷ means +, what is 8 − 15 × 9 ÷ 18?
9. 9.If + means −, − means ÷, × means + and ÷ means ×, what is 12 ÷ 3 × 18 + 18?
10. 10.If + means ×, − means ÷, × means − and ÷ means +, what is 8 ÷ 6 + 11 × 3?
11. 11.If + means −, − means ÷, × means + and ÷ means ×, what is 12 ÷ 7 × 8 + 14?
12. 12.If + means ÷, − means +, × means − and ÷ means ×, what is 4 ÷ 9 − 9 × 16?
13. 13.If + means ÷, − means ×, × means + and ÷ means −, what is 12 − 11 × 17 ÷ 6?
14. 14.If + means ÷, − means ×, × means − and ÷ means +, what is 8 × 14 ÷ 5 − 5?
15. 15.If + means −, − means ÷, × means + and ÷ means ×, what is 19 + 4 × 2 ÷ 2?
16. 16.If + means −, − means ×, × means ÷ and ÷ means +, what is 16 − 17 + 6 ÷ 5?
17. 17.If + means ÷, − means +, × means − and ÷ means ×, what is 10 ÷ 9 × 14 − 15?
18. 18.If + means ×, − means ÷, × means − and ÷ means +, what is 12 × 3 ÷ 5 + 20?
19. 19.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 − 15 + 16 ÷ 7?
20. 20.If + means −, − means +, × means ÷ and ÷ means ×, what is 8 − 20 ÷ 8 + 10?
21. 21.If + means −, − means ÷, × means + and ÷ means ×, what is 8 − 2 ÷ 14 + 4?
22. 22.If + means ×, − means ÷, × means + and ÷ means −, what is 14 + 20 ÷ 7 × 14?
23. 23.If + means ÷, − means ×, × means + and ÷ means −, what is 20 − 14 ÷ 7 × 4?
24. 24.If + means ×, − means +, × means ÷ and ÷ means −, what is 6 + 19 − 7 ÷ 19?
25. 25.If + means ×, − means +, × means ÷ and ÷ means −, what is 17 − 14 ÷ 20 × 4?
26. 26.If + means ×, − means ÷, × means − and ÷ means +, what is 12 × 5 ÷ 8 + 15?
27. 27.If + means −, − means ×, × means ÷ and ÷ means +, what is 8 − 10 + 16 ÷ 10?
28. 28.If + means ÷, − means ×, × means − and ÷ means +, what is 10 ÷ 3 × 3 − 2?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 + 8 ÷ 18 − 16?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 3 ÷ 2 × 12 + 4?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 8 ÷ 10 + 5 × 7?
32. 32.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 + 10 ÷ 2 − 17?
33. 33.If + means ÷, − means ×, × means − and ÷ means +, what is 12 + 12 − 16 ÷ 19?
34. 34.If + means ÷, − means ×, × means + and ÷ means −, what is 9 − 3 ÷ 15 × 3?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 − 20 + 20 × 5?
36. 36.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 ÷ 7 + 12 − 2?
37. 37.If + means −, − means +, × means ÷ and ÷ means ×, what is 13 + 2 − 15 ÷ 5?
38. 38.If + means ÷, − means ×, × means + and ÷ means −, what is 3 + 3 − 7 × 11?
39. 39.If + means ÷, − means ×, × means − and ÷ means +, what is 12 × 15 + 5 ÷ 12?
40. 40.If + means −, − means ÷, × means + and ÷ means ×, what is 10 + 4 − 2 ÷ 5?

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