Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 659 · 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 9 − 3 + 7 × 20?
2. 2.If + means ×, − means ÷, × means − and ÷ means +, what is 3 + 5 ÷ 13 × 11?
3. 3.If + means ÷, − means ×, × means − and ÷ means +, what is 4 − 16 ÷ 3 × 10?
4. 4.If + means ÷, − means ×, × means + and ÷ means −, what is 19 × 14 − 2 ÷ 4?
5. 5.If + means ×, − means ÷, × means + and ÷ means −, what is 3 × 13 + 15 − 5?
6. 6.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 − 9 + 16 × 2?
7. 7.If + means ×, − means ÷, × means − and ÷ means +, what is 18 + 18 − 6 × 14?
8. 8.If + means ×, − means ÷, × means − and ÷ means +, what is 2 + 5 − 5 ÷ 18?
9. 9.If + means −, − means ÷, × means + and ÷ means ×, what is 3 × 20 ÷ 3 + 12?
10. 10.If + means ÷, − means ×, × means − and ÷ means +, what is 13 ÷ 10 − 11 + 2?
11. 11.If + means ÷, − means ×, × means − and ÷ means +, what is 11 × 6 + 3 ÷ 16?
12. 12.If + means ÷, − means ×, × means + and ÷ means −, what is 19 × 15 − 11 ÷ 19?
13. 13.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 10 ÷ 14 + 13?
14. 14.If + means ÷, − means ×, × means − and ÷ means +, what is 18 − 18 ÷ 9 × 2?
15. 15.If + means ×, − means ÷, × means + and ÷ means −, what is 16 + 20 ÷ 20 × 18?
16. 16.If + means ÷, − means ×, × means − and ÷ means +, what is 20 + 10 ÷ 16 × 11?
17. 17.If + means ×, − means +, × means ÷ and ÷ means −, what is 14 ÷ 12 − 2 + 5?
18. 18.If + means −, − means ÷, × means + and ÷ means ×, what is 15 + 14 ÷ 3 − 3?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 11 × 2 + 20 − 5?
20. 20.If + means −, − means ×, × means ÷ and ÷ means +, what is 3 × 3 ÷ 10 − 10?
21. 21.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 − 8 ÷ 12 × 6?
22. 22.If + means −, − means +, × means ÷ and ÷ means ×, what is 11 ÷ 20 − 9 × 3?
23. 23.If + means ÷, − means ×, × means − and ÷ means +, what is 14 × 20 ÷ 11 − 4?
24. 24.If + means ×, − means ÷, × means + and ÷ means −, what is 4 + 18 − 2 × 15?
25. 25.If + means ×, − means ÷, × means − and ÷ means +, what is 8 × 13 ÷ 3 + 17?
26. 26.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 ÷ 5 − 17 + 11?
27. 27.If + means ×, − means ÷, × means − and ÷ means +, what is 19 × 19 ÷ 7 + 3?
28. 28.If + means ÷, − means ×, × means − and ÷ means +, what is 4 + 4 ÷ 3 − 19?
29. 29.If + means ÷, − means ×, × means + and ÷ means −, what is 19 × 13 − 11 ÷ 8?
30. 30.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 14 ÷ 16 + 16?
31. 31.If + means −, − means ÷, × means + and ÷ means ×, what is 4 ÷ 2 × 16 + 13?
32. 32.If + means ÷, − means ×, × means + and ÷ means −, what is 12 − 20 + 2 ÷ 17?
33. 33.If + means ÷, − means +, × means − and ÷ means ×, what is 19 × 12 − 3 ÷ 9?
34. 34.If + means ×, − means ÷, × means + and ÷ means −, what is 6 + 11 × 18 ÷ 7?
35. 35.If + means −, − means ÷, × means + and ÷ means ×, what is 20 ÷ 9 + 18 × 15?
36. 36.If + means ÷, − means ×, × means + and ÷ means −, what is 5 − 14 × 13 ÷ 8?
37. 37.If + means −, − means ÷, × means + and ÷ means ×, what is 7 + 10 × 9 ÷ 4?
38. 38.If + means ×, − means ÷, × means − and ÷ means +, what is 16 ÷ 19 − 19 + 20?
39. 39.If + means −, − means ÷, × means + and ÷ means ×, what is 8 ÷ 16 + 19 × 17?
40. 40.If + means ÷, − means ×, × means − and ÷ means +, what is 18 − 5 × 13 ÷ 20?

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