Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 533 · 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 × 18 − 4 ÷ 19?
2. 2.If + means ×, − means +, × means ÷ and ÷ means −, what is 4 + 10 − 7 × 7?
3. 3.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 ÷ 3 × 5 − 6?
4. 4.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 − 12 + 10 ÷ 11?
5. 5.If + means ÷, − means ×, × means − and ÷ means +, what is 18 × 9 ÷ 11 − 17?
6. 6.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 + 6 − 2 × 6?
7. 7.If + means ÷, − means +, × means − and ÷ means ×, what is 15 × 2 + 2 ÷ 5?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 13 + 8 ÷ 5 − 5?
9. 9.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 + 7 ÷ 8 − 7?
10. 10.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 ÷ 5 − 15 + 4?
11. 11.If + means ×, − means ÷, × means − and ÷ means +, what is 20 × 5 − 5 + 14?
12. 12.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 − 6 + 14 ÷ 3?
13. 13.If + means ×, − means ÷, × means − and ÷ means +, what is 11 ÷ 16 − 16 × 6?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 9 + 13 × 4 ÷ 13?
15. 15.If + means ÷, − means ×, × means − and ÷ means +, what is 5 × 18 ÷ 17 − 9?
16. 16.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 5 + 15 ÷ 16?
17. 17.If + means ×, − means ÷, × means − and ÷ means +, what is 19 + 15 ÷ 9 × 16?
18. 18.If + means ×, − means +, × means ÷ and ÷ means −, what is 20 ÷ 12 + 2 − 19?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 19 + 16 ÷ 2 × 13?
20. 20.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 18 × 4 − 7?
21. 21.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 − 20 + 3 ÷ 18?
22. 22.If + means ÷, − means ×, × means − and ÷ means +, what is 17 − 4 ÷ 7 + 7?
23. 23.If + means ×, − means ÷, × means − and ÷ means +, what is 16 − 2 ÷ 9 + 11?
24. 24.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 ÷ 3 − 9 + 2?
25. 25.If + means ×, − means ÷, × means − and ÷ means +, what is 7 + 15 ÷ 12 × 6?
26. 26.If + means ÷, − means ×, × means − and ÷ means +, what is 12 ÷ 19 × 9 − 2?
27. 27.If + means ×, − means ÷, × means − and ÷ means +, what is 9 ÷ 8 + 19 × 5?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 16 + 9 ÷ 2 × 6?
29. 29.If + means ÷, − means ×, × means − and ÷ means +, what is 4 − 19 + 19 ÷ 4?
30. 30.If + means ×, − means ÷, × means + and ÷ means −, what is 5 ÷ 10 × 2 + 18?
31. 31.If + means ÷, − means +, × means − and ÷ means ×, what is 19 × 9 ÷ 11 + 9?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 ÷ 3 − 20 × 6?
33. 33.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 + 3 ÷ 2 − 10?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 15 ÷ 11 − 12 + 5?
35. 35.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 × 2 ÷ 18 + 2?
36. 36.If + means ÷, − means +, × means − and ÷ means ×, what is 17 ÷ 12 × 4 − 7?
37. 37.If + means ÷, − means +, × means − and ÷ means ×, what is 10 ÷ 7 × 4 − 5?
38. 38.If + means ÷, − means ×, × means + and ÷ means −, what is 9 ÷ 3 × 15 + 3?
39. 39.If + means ÷, − means ×, × means − and ÷ means +, what is 16 − 13 + 2 × 13?
40. 40.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 12 + 11 ÷ 10?

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