Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 470 · 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 19 ÷ 11 + 3 × 15?
2. 2.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 − 11 ÷ 5 × 5?
3. 3.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 + 4 − 7 ÷ 15?
4. 4.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 + 16 × 2 − 11?
5. 5.If + means ×, − means ÷, × means − and ÷ means +, what is 19 × 16 ÷ 12 + 5?
6. 6.If + means ÷, − means ×, × means − and ÷ means +, what is 8 × 13 ÷ 4 − 5?
7. 7.If + means ÷, − means +, × means − and ÷ means ×, what is 12 ÷ 14 + 7 − 3?
8. 8.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 + 15 − 6 ÷ 5?
9. 9.If + means ÷, − means ×, × means − and ÷ means +, what is 5 × 2 ÷ 5 − 5?
10. 10.If + means −, − means +, × means ÷ and ÷ means ×, what is 4 × 2 ÷ 11 − 10?
11. 11.If + means ×, − means ÷, × means + and ÷ means −, what is 3 + 6 − 6 × 17?
12. 12.If + means ×, − means ÷, × means + and ÷ means −, what is 20 × 19 ÷ 12 − 3?
13. 13.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 − 4 × 6 ÷ 4?
14. 14.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 − 4 + 9 ÷ 16?
15. 15.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 − 11 × 11 ÷ 4?
16. 16.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 × 2 − 10 ÷ 14?
17. 17.If + means ×, − means ÷, × means − and ÷ means +, what is 15 × 18 ÷ 20 + 2?
18. 18.If + means ÷, − means ×, × means + and ÷ means −, what is 20 ÷ 8 + 4 × 7?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 19 + 8 ÷ 4 × 19?
20. 20.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 + 20 ÷ 13 − 19?
21. 21.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 ÷ 10 − 19 + 5?
22. 22.If + means −, − means ÷, × means + and ÷ means ×, what is 7 + 9 × 4 ÷ 7?
23. 23.If + means ÷, − means +, × means − and ÷ means ×, what is 4 − 18 + 18 ÷ 18?
24. 24.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 ÷ 12 − 7 + 20?
25. 25.If + means ÷, − means ×, × means − and ÷ means +, what is 6 × 8 ÷ 14 − 13?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 ÷ 3 − 15 + 17?
27. 27.If + means ×, − means ÷, × means − and ÷ means +, what is 18 + 10 − 20 ÷ 15?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 9 + 6 ÷ 4 − 6?
29. 29.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 + 11 − 18 ÷ 18?
30. 30.If + means ÷, − means ×, × means + and ÷ means −, what is 10 × 11 − 4 ÷ 14?
31. 31.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 ÷ 2 − 14 + 2?
32. 32.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 × 5 − 17 + 9?
33. 33.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 + 16 − 2 ÷ 16?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 + 17 − 20 ÷ 15?
35. 35.If + means ÷, − means ×, × means + and ÷ means −, what is 2 ÷ 13 × 7 − 20?
36. 36.If + means ×, − means ÷, × means + and ÷ means −, what is 7 + 5 ÷ 2 × 9?
37. 37.If + means ×, − means ÷, × means − and ÷ means +, what is 14 + 13 ÷ 14 × 4?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 14 − 2 + 14 × 8?
39. 39.If + means ×, − means ÷, × means + and ÷ means −, what is 8 + 13 × 12 ÷ 9?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 16 ÷ 7 + 8 × 4?

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