Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 628 · 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 12 × 14 + 14 ÷ 9?
2. 2.If + means ÷, − means ×, × means + and ÷ means −, what is 2 ÷ 2 − 7 × 19?
3. 3.If + means ÷, − means +, × means − and ÷ means ×, what is 16 ÷ 4 × 6 − 17?
4. 4.If + means −, − means +, × means ÷ and ÷ means ×, what is 9 − 5 ÷ 12 + 11?
5. 5.If + means ×, − means ÷, × means − and ÷ means +, what is 13 + 19 ÷ 5 × 8?
6. 6.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 + 6 ÷ 3 × 18?
7. 7.If + means −, − means ÷, × means + and ÷ means ×, what is 4 + 10 − 5 × 8?
8. 8.If + means −, − means ÷, × means + and ÷ means ×, what is 15 ÷ 16 × 14 − 7?
9. 9.If + means ×, − means ÷, × means + and ÷ means −, what is 12 + 6 ÷ 4 × 10?
10. 10.If + means −, − means ÷, × means + and ÷ means ×, what is 12 + 5 × 3 ÷ 3?
11. 11.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 10 ÷ 12 − 3?
12. 12.If + means −, − means ÷, × means + and ÷ means ×, what is 15 × 11 + 11 − 11?
13. 13.If + means −, − means +, × means ÷ and ÷ means ×, what is 2 + 19 − 18 ÷ 16?
14. 14.If + means ÷, − means +, × means − and ÷ means ×, what is 8 ÷ 19 + 2 × 4?
15. 15.If + means ×, − means ÷, × means − and ÷ means +, what is 10 + 10 × 9 ÷ 9?
16. 16.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 × 4 ÷ 8 + 9?
17. 17.If + means ×, − means ÷, × means + and ÷ means −, what is 16 ÷ 8 + 5 − 20?
18. 18.If + means ÷, − means +, × means − and ÷ means ×, what is 13 + 13 × 10 − 16?
19. 19.If + means ÷, − means ×, × means + and ÷ means −, what is 2 ÷ 10 × 20 − 16?
20. 20.If + means ×, − means ÷, × means − and ÷ means +, what is 4 − 4 × 13 ÷ 14?
21. 21.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 − 18 + 16 ÷ 11?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 ÷ 10 − 20 + 3?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 ÷ 14 × 2 − 16?
24. 24.If + means ×, − means +, × means ÷ and ÷ means −, what is 17 − 10 + 2 × 4?
25. 25.If + means ÷, − means ×, × means + and ÷ means −, what is 3 − 12 ÷ 20 × 9?
26. 26.If + means ÷, − means +, × means − and ÷ means ×, what is 14 × 4 − 2 ÷ 4?
27. 27.If + means −, − means ÷, × means + and ÷ means ×, what is 9 ÷ 7 × 11 + 4?
28. 28.If + means ×, − means +, × means ÷ and ÷ means −, what is 3 + 5 ÷ 10 × 5?
29. 29.If + means −, − means ÷, × means + and ÷ means ×, what is 8 + 2 − 2 × 5?
30. 30.If + means ×, − means ÷, × means + and ÷ means −, what is 4 × 7 + 10 ÷ 14?
31. 31.If + means ×, − means +, × means ÷ and ÷ means −, what is 2 + 2 ÷ 9 − 14?
32. 32.If + means ÷, − means ×, × means + and ÷ means −, what is 10 × 15 + 5 ÷ 8?
33. 33.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 ÷ 9 + 12 − 11?
34. 34.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 + 4 ÷ 3 − 5?
35. 35.If + means −, − means ÷, × means + and ÷ means ×, what is 15 × 9 ÷ 14 + 2?
36. 36.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 9 × 6 − 4?
37. 37.If + means −, − means ÷, × means + and ÷ means ×, what is 19 ÷ 13 × 5 + 20?
38. 38.If + means ÷, − means +, × means − and ÷ means ×, what is 16 − 19 ÷ 17 × 6?
39. 39.If + means ×, − means ÷, × means − and ÷ means +, what is 17 × 10 ÷ 19 + 18?
40. 40.If + means ×, − means ÷, × means − and ÷ means +, what is 11 ÷ 6 + 11 × 5?

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