Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 784 · 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 14 − 15 ÷ 12 × 4?
2. 2.If + means ×, − means ÷, × means + and ÷ means −, what is 12 × 18 + 14 ÷ 7?
3. 3.If + means −, − means +, × means ÷ and ÷ means ×, what is 12 ÷ 6 + 8 − 2?
4. 4.If + means −, − means ÷, × means + and ÷ means ×, what is 19 ÷ 5 × 11 + 18?
5. 5.If + means ÷, − means +, × means − and ÷ means ×, what is 7 × 7 − 2 ÷ 8?
6. 6.If + means ÷, − means ×, × means + and ÷ means −, what is 6 ÷ 16 × 13 − 2?
7. 7.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 − 7 + 16 ÷ 15?
8. 8.If + means ×, − means +, × means ÷ and ÷ means −, what is 14 − 8 + 19 ÷ 15?
9. 9.If + means ×, − means ÷, × means − and ÷ means +, what is 15 × 9 ÷ 8 + 20?
10. 10.If + means −, − means ÷, × means + and ÷ means ×, what is 9 ÷ 19 + 13 × 4?
11. 11.If + means ×, − means ÷, × means − and ÷ means +, what is 13 ÷ 8 + 6 − 2?
12. 12.If + means ×, − means ÷, × means − and ÷ means +, what is 11 ÷ 19 + 12 − 12?
13. 13.If + means ×, − means ÷, × means − and ÷ means +, what is 2 × 6 ÷ 19 + 3?
14. 14.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 + 12 ÷ 5 − 4?
15. 15.If + means ÷, − means +, × means − and ÷ means ×, what is 11 ÷ 16 × 11 − 10?
16. 16.If + means −, − means ÷, × means + and ÷ means ×, what is 7 ÷ 6 + 12 − 4?
17. 17.If + means ÷, − means +, × means − and ÷ means ×, what is 12 ÷ 14 − 5 × 12?
18. 18.If + means ×, − means +, × means ÷ and ÷ means −, what is 9 − 3 × 3 + 18?
19. 19.If + means −, − means ÷, × means + and ÷ means ×, what is 11 + 18 × 9 ÷ 12?
20. 20.If + means −, − means ÷, × means + and ÷ means ×, what is 11 ÷ 2 × 8 + 12?
21. 21.If + means −, − means ÷, × means + and ÷ means ×, what is 3 ÷ 8 + 6 × 17?
22. 22.If + means ÷, − means ×, × means + and ÷ means −, what is 18 ÷ 6 × 16 − 18?
23. 23.If + means ×, − means ÷, × means − and ÷ means +, what is 11 × 7 ÷ 16 + 4?
24. 24.If + means ×, − means +, × means ÷ and ÷ means −, what is 16 − 12 + 9 × 18?
25. 25.If + means −, − means ÷, × means + and ÷ means ×, what is 12 + 19 × 18 ÷ 2?
26. 26.If + means ÷, − means ×, × means + and ÷ means −, what is 5 ÷ 3 × 5 − 3?
27. 27.If + means ×, − means ÷, × means + and ÷ means −, what is 17 + 2 ÷ 9 × 3?
28. 28.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 ÷ 17 × 17 − 20?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 − 3 ÷ 6 + 5?
30. 30.If + means −, − means +, × means ÷ and ÷ means ×, what is 3 + 19 − 16 ÷ 13?
31. 31.If + means ÷, − means ×, × means + and ÷ means −, what is 10 − 8 ÷ 19 × 17?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 7 × 15 − 11 ÷ 2?
33. 33.If + means −, − means ×, × means ÷ and ÷ means +, what is 10 + 5 ÷ 19 − 17?
34. 34.If + means −, − means ÷, × means + and ÷ means ×, what is 6 × 18 ÷ 2 + 11?
35. 35.If + means −, − means ÷, × means + and ÷ means ×, what is 18 × 17 ÷ 3 − 3?
36. 36.If + means −, − means +, × means ÷ and ÷ means ×, what is 17 − 20 ÷ 18 × 8?
37. 37.If + means −, − means +, × means ÷ and ÷ means ×, what is 20 + 14 × 14 ÷ 4?
38. 38.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 19 + 3 ÷ 2?
39. 39.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 ÷ 19 + 13 − 3?
40. 40.If + means ÷, − means ×, × means + and ÷ means −, what is 15 − 16 + 15 × 8?

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