Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 913 · 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 + 19 ÷ 15 − 3?
2. 2.If + means −, − means +, × means ÷ and ÷ means ×, what is 14 ÷ 15 × 2 − 18?
3. 3.If + means −, − means ×, × means ÷ and ÷ means +, what is 6 + 18 ÷ 6 − 19?
4. 4.If + means −, − means ÷, × means + and ÷ means ×, what is 8 + 4 × 17 ÷ 17?
5. 5.If + means ÷, − means ×, × means − and ÷ means +, what is 11 − 2 × 18 ÷ 10?
6. 6.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 + 16 − 6 ÷ 2?
7. 7.If + means −, − means ÷, × means + and ÷ means ×, what is 11 + 6 × 20 ÷ 9?
8. 8.If + means −, − means ÷, × means + and ÷ means ×, what is 11 × 10 ÷ 11 + 10?
9. 9.If + means ×, − means ÷, × means − and ÷ means +, what is 19 + 5 × 17 ÷ 15?
10. 10.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 − 7 + 9 ÷ 9?
11. 11.If + means −, − means ×, × means ÷ and ÷ means +, what is 5 ÷ 12 + 9 × 9?
12. 12.If + means −, − means +, × means ÷ and ÷ means ×, what is 9 ÷ 15 × 3 + 8?
13. 13.If + means −, − means ×, × means ÷ and ÷ means +, what is 2 − 7 + 3 ÷ 5?
14. 14.If + means ÷, − means +, × means − and ÷ means ×, what is 6 ÷ 3 − 20 × 18?
15. 15.If + means ÷, − means +, × means − and ÷ means ×, what is 9 − 7 ÷ 2 × 11?
16. 16.If + means ÷, − means ×, × means − and ÷ means +, what is 18 − 15 ÷ 6 × 5?
17. 17.If + means ÷, − means +, × means − and ÷ means ×, what is 18 ÷ 6 − 20 × 18?
18. 18.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 + 6 − 8 × 2?
19. 19.If + means ×, − means ÷, × means − and ÷ means +, what is 9 + 6 − 2 × 12?
20. 20.If + means −, − means ×, × means ÷ and ÷ means +, what is 12 ÷ 3 − 19 + 18?
21. 21.If + means ÷, − means +, × means − and ÷ means ×, what is 7 − 2 ÷ 10 × 7?
22. 22.If + means −, − means ÷, × means + and ÷ means ×, what is 6 ÷ 7 − 2 + 16?
23. 23.If + means −, − means ÷, × means + and ÷ means ×, what is 15 + 15 × 2 ÷ 12?
24. 24.If + means ÷, − means ×, × means + and ÷ means −, what is 16 − 9 + 6 ÷ 10?
25. 25.If + means ÷, − means +, × means − and ÷ means ×, what is 15 × 11 − 20 ÷ 7?
26. 26.If + means ÷, − means +, × means − and ÷ means ×, what is 10 ÷ 8 × 7 − 12?
27. 27.If + means ×, − means ÷, × means + and ÷ means −, what is 7 ÷ 2 × 9 − 3?
28. 28.If + means −, − means ÷, × means + and ÷ means ×, what is 10 ÷ 2 × 13 + 6?
29. 29.If + means −, − means ×, × means ÷ and ÷ means +, what is 20 ÷ 17 − 20 + 16?
30. 30.If + means −, − means +, × means ÷ and ÷ means ×, what is 18 ÷ 6 + 16 − 14?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 10 × 10 ÷ 6 + 3?
32. 32.If + means ÷, − means +, × means − and ÷ means ×, what is 9 ÷ 11 − 10 × 7?
33. 33.If + means ×, − means ÷, × means − and ÷ means +, what is 9 + 9 − 9 ÷ 19?
34. 34.If + means ÷, − means ×, × means − and ÷ means +, what is 12 ÷ 7 − 3 × 7?
35. 35.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 ÷ 9 − 15 + 18?
36. 36.If + means ÷, − means +, × means − and ÷ means ×, what is 3 ÷ 18 − 11 × 6?
37. 37.If + means −, − means ×, × means ÷ and ÷ means +, what is 18 − 19 + 2 ÷ 5?
38. 38.If + means ×, − means ÷, × means + and ÷ means −, what is 18 − 9 + 7 × 11?
39. 39.If + means ÷, − means ×, × means + and ÷ means −, what is 11 − 17 × 16 ÷ 10?
40. 40.If + means ÷, − means ×, × means + and ÷ means −, what is 12 − 4 + 3 × 5?

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