Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 332 · 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 10 × 6 + 12 − 8?
2. 2.If + means ×, − means ÷, × means − and ÷ means +, what is 18 ÷ 13 + 12 − 12?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 16 − 19 ÷ 7 × 6?
4. 4.If + means −, − means ÷, × means + and ÷ means ×, what is 16 − 8 × 11 ÷ 10?
5. 5.If + means ÷, − means ×, × means + and ÷ means −, what is 12 − 20 + 4 × 7?
6. 6.If + means ×, − means ÷, × means + and ÷ means −, what is 14 × 19 + 11 − 11?
7. 7.If + means ×, − means +, × means ÷ and ÷ means −, what is 12 × 3 − 2 + 19?
8. 8.If + means ×, − means ÷, × means − and ÷ means +, what is 20 + 18 − 4 × 17?
9. 9.If + means −, − means +, × means ÷ and ÷ means ×, what is 16 + 2 − 8 ÷ 19?
10. 10.If + means −, − means ×, × means ÷ and ÷ means +, what is 11 ÷ 9 − 18 + 5?
11. 11.If + means ×, − means +, × means ÷ and ÷ means −, what is 12 + 19 × 2 ÷ 20?
12. 12.If + means ÷, − means +, × means − and ÷ means ×, what is 12 − 2 ÷ 9 × 9?
13. 13.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 − 18 × 6 ÷ 7?
14. 14.If + means −, − means ÷, × means + and ÷ means ×, what is 8 ÷ 6 × 16 + 3?
15. 15.If + means −, − means ÷, × means + and ÷ means ×, what is 18 ÷ 15 + 5 × 19?
16. 16.If + means −, − means ÷, × means + and ÷ means ×, what is 15 × 13 ÷ 14 + 14?
17. 17.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 ÷ 20 × 18 − 3?
18. 18.If + means ×, − means ÷, × means − and ÷ means +, what is 14 × 15 ÷ 9 + 18?
19. 19.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 + 14 ÷ 5 − 11?
20. 20.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 + 14 × 7 ÷ 2?
21. 21.If + means ×, − means +, × means ÷ and ÷ means −, what is 19 + 7 − 9 ÷ 9?
22. 22.If + means ÷, − means ×, × means − and ÷ means +, what is 10 − 11 × 3 ÷ 8?
23. 23.If + means ÷, − means ×, × means + and ÷ means −, what is 14 − 6 + 12 × 4?
24. 24.If + means ÷, − means +, × means − and ÷ means ×, what is 20 + 5 − 15 × 11?
25. 25.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 ÷ 7 + 20 × 2?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 + 9 ÷ 13 − 6?
27. 27.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 − 9 + 18 ÷ 15?
28. 28.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 + 16 ÷ 7 − 4?
29. 29.If + means ×, − means ÷, × means + and ÷ means −, what is 19 × 10 + 7 ÷ 4?
30. 30.If + means ×, − means ÷, × means − and ÷ means +, what is 15 − 5 + 17 ÷ 10?
31. 31.If + means ÷, − means +, × means − and ÷ means ×, what is 7 − 19 ÷ 12 × 20?
32. 32.If + means ×, − means +, × means ÷ and ÷ means −, what is 16 × 16 ÷ 3 − 19?
33. 33.If + means ÷, − means ×, × means + and ÷ means −, what is 7 × 2 + 2 ÷ 2?
34. 34.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 − 16 ÷ 20 + 9?
35. 35.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 ÷ 5 − 4 + 18?
36. 36.If + means ×, − means ÷, × means − and ÷ means +, what is 19 ÷ 7 + 20 × 19?
37. 37.If + means ÷, − means +, × means − and ÷ means ×, what is 6 × 11 + 11 − 6?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 11 + 13 − 13 × 19?
39. 39.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 13 − 11 ÷ 18?
40. 40.If + means −, − means ÷, × means + and ÷ means ×, what is 5 + 10 × 8 ÷ 7?

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