Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 124 · 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 − 4 + 3 ÷ 3?
2. 2.If + means ÷, − means +, × means − and ÷ means ×, what is 10 − 2 ÷ 3 × 11?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 18 × 3 + 13?
4. 4.If + means ÷, − means ×, × means − and ÷ means +, what is 18 − 20 + 4 ÷ 2?
5. 5.If + means ×, − means ÷, × means + and ÷ means −, what is 5 + 16 ÷ 3 × 14?
6. 6.If + means ÷, − means ×, × means + and ÷ means −, what is 13 ÷ 7 × 8 − 17?
7. 7.If + means −, − means ×, × means ÷ and ÷ means +, what is 9 ÷ 4 − 13 × 4?
8. 8.If + means ×, − means ÷, × means + and ÷ means −, what is 18 + 10 ÷ 3 × 20?
9. 9.If + means ×, − means ÷, × means + and ÷ means −, what is 5 + 7 × 14 ÷ 15?
10. 10.If + means −, − means ÷, × means + and ÷ means ×, what is 2 + 18 − 3 × 6?
11. 11.If + means ÷, − means ×, × means + and ÷ means −, what is 13 − 5 ÷ 5 × 18?
12. 12.If + means ÷, − means ×, × means − and ÷ means +, what is 3 − 12 × 18 + 18?
13. 13.If + means ÷, − means ×, × means − and ÷ means +, what is 11 ÷ 10 − 4 + 10?
14. 14.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 + 3 ÷ 13 − 3?
15. 15.If + means −, − means ×, × means ÷ and ÷ means +, what is 14 − 15 ÷ 2 + 7?
16. 16.If + means ×, − means +, × means ÷ and ÷ means −, what is 9 + 18 − 9 ÷ 8?
17. 17.If + means ÷, − means +, × means − and ÷ means ×, what is 14 ÷ 7 × 8 − 8?
18. 18.If + means −, − means ×, × means ÷ and ÷ means +, what is 13 − 16 × 8 ÷ 12?
19. 19.If + means −, − means +, × means ÷ and ÷ means ×, what is 7 ÷ 2 − 9 + 12?
20. 20.If + means ×, − means ÷, × means − and ÷ means +, what is 2 + 6 ÷ 10 × 3?
21. 21.If + means ÷, − means ×, × means + and ÷ means −, what is 8 − 14 × 3 ÷ 14?
22. 22.If + means −, − means ×, × means ÷ and ÷ means +, what is 7 − 5 + 16 ÷ 10?
23. 23.If + means −, − means ×, × means ÷ and ÷ means +, what is 4 + 4 ÷ 6 − 15?
24. 24.If + means −, − means ×, × means ÷ and ÷ means +, what is 15 × 15 ÷ 8 − 19?
25. 25.If + means −, − means ÷, × means + and ÷ means ×, what is 15 ÷ 3 × 17 + 7?
26. 26.If + means ×, − means ÷, × means − and ÷ means +, what is 8 + 9 × 4 ÷ 14?
27. 27.If + means ÷, − means ×, × means + and ÷ means −, what is 15 × 4 − 17 + 17?
28. 28.If + means ×, − means ÷, × means − and ÷ means +, what is 4 ÷ 13 + 12 × 20?
29. 29.If + means ×, − means +, × means ÷ and ÷ means −, what is 8 × 4 + 10 − 18?
30. 30.If + means −, − means ÷, × means + and ÷ means ×, what is 5 ÷ 4 × 6 + 2?
31. 31.If + means −, − means ÷, × means + and ÷ means ×, what is 18 ÷ 20 × 8 + 17?
32. 32.If + means −, − means ×, × means ÷ and ÷ means +, what is 19 − 13 × 19 + 6?
33. 33.If + means ×, − means ÷, × means − and ÷ means +, what is 20 ÷ 4 − 2 + 7?
34. 34.If + means ×, − means ÷, × means − and ÷ means +, what is 3 ÷ 3 + 5 × 5?
35. 35.If + means ×, − means ÷, × means + and ÷ means −, what is 8 ÷ 11 × 16 + 20?
36. 36.If + means ×, − means ÷, × means − and ÷ means +, what is 7 + 5 × 16 ÷ 3?
37. 37.If + means ×, − means ÷, × means + and ÷ means −, what is 3 + 16 − 4 ÷ 12?
38. 38.If + means ×, − means +, × means ÷ and ÷ means −, what is 13 + 3 − 20 ÷ 4?
39. 39.If + means ÷, − means ×, × means + and ÷ means −, what is 17 + 17 − 12 × 12?
40. 40.If + means ×, − means ÷, × means + and ÷ means −, what is 13 + 20 − 2 ÷ 16?

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