Symbol Substitution Worksheet

Logical reasoning lesson 26: Symbol substitution · Set 479 · 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 18 + 15 × 6 ÷ 19?
2. 2.If + means ÷, − means ×, × means − and ÷ means +, what is 8 − 4 + 4 × 4?
3. 3.If + means ÷, − means ×, × means + and ÷ means −, what is 20 × 18 − 8 + 18?
4. 4.If + means ÷, − means ×, × means + and ÷ means −, what is 6 − 12 + 3 ÷ 16?
5. 5.If + means ×, − means ÷, × means − and ÷ means +, what is 10 + 16 × 14 − 7?
6. 6.If + means ÷, − means ×, × means − and ÷ means +, what is 12 − 18 + 4 × 10?
7. 7.If + means ÷, − means ×, × means − and ÷ means +, what is 19 ÷ 20 − 7 + 5?
8. 8.If + means ÷, − means ×, × means + and ÷ means −, what is 10 + 10 × 11 − 11?
9. 9.If + means ×, − means ÷, × means − and ÷ means +, what is 5 + 7 ÷ 5 × 4?
10. 10.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 − 7 ÷ 15 × 3?
11. 11.If + means ÷, − means ×, × means − and ÷ means +, what is 13 − 15 × 15 ÷ 4?
12. 12.If + means ×, − means ÷, × means − and ÷ means +, what is 19 + 4 × 3 ÷ 3?
13. 13.If + means −, − means ÷, × means + and ÷ means ×, what is 8 − 4 × 17 ÷ 6?
14. 14.If + means ×, − means ÷, × means − and ÷ means +, what is 4 × 15 ÷ 13 + 10?
15. 15.If + means ×, − means +, × means ÷ and ÷ means −, what is 5 + 19 − 16 × 4?
16. 16.If + means ÷, − means ×, × means + and ÷ means −, what is 7 + 7 − 20 ÷ 15?
17. 17.If + means ×, − means ÷, × means − and ÷ means +, what is 19 ÷ 19 × 5 + 7?
18. 18.If + means −, − means ÷, × means + and ÷ means ×, what is 4 + 5 × 18 − 2?
19. 19.If + means −, − means ×, × means ÷ and ÷ means +, what is 17 + 3 − 16 × 6?
20. 20.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 ÷ 2 + 12 − 16?
21. 21.If + means ÷, − means +, × means − and ÷ means ×, what is 12 ÷ 13 × 11 − 4?
22. 22.If + means ÷, − means ×, × means + and ÷ means −, what is 15 − 20 × 2 ÷ 11?
23. 23.If + means ×, − means ÷, × means + and ÷ means −, what is 8 + 4 − 2 ÷ 4?
24. 24.If + means ×, − means +, × means ÷ and ÷ means −, what is 7 − 3 + 19 ÷ 17?
25. 25.If + means −, − means ÷, × means + and ÷ means ×, what is 15 ÷ 8 × 3 + 14?
26. 26.If + means −, − means +, × means ÷ and ÷ means ×, what is 17 − 8 ÷ 16 + 8?
27. 27.If + means ×, − means +, × means ÷ and ÷ means −, what is 18 ÷ 2 + 10 × 5?
28. 28.If + means ÷, − means +, × means − and ÷ means ×, what is 9 × 19 − 5 ÷ 3?
29. 29.If + means −, − means +, × means ÷ and ÷ means ×, what is 15 − 5 ÷ 9 + 18?
30. 30.If + means ÷, − means ×, × means − and ÷ means +, what is 2 × 19 ÷ 14 − 4?
31. 31.If + means ×, − means ÷, × means − and ÷ means +, what is 10 × 3 − 3 ÷ 5?
32. 32.If + means −, − means ÷, × means + and ÷ means ×, what is 17 ÷ 10 × 14 + 18?
33. 33.If + means ÷, − means ×, × means − and ÷ means +, what is 6 ÷ 17 − 17 × 2?
34. 34.If + means ÷, − means +, × means − and ÷ means ×, what is 2 ÷ 2 × 18 + 9?
35. 35.If + means −, − means ÷, × means + and ÷ means ×, what is 16 ÷ 8 + 3 × 7?
36. 36.If + means −, − means +, × means ÷ and ÷ means ×, what is 13 ÷ 10 × 2 + 20?
37. 37.If + means ×, − means ÷, × means − and ÷ means +, what is 15 − 3 + 3 × 15?
38. 38.If + means −, − means ÷, × means + and ÷ means ×, what is 18 ÷ 15 + 20 × 3?
39. 39.If + means ×, − means +, × means ÷ and ÷ means −, what is 4 + 2 × 2 − 14?
40. 40.If + means ×, − means +, × means ÷ and ÷ means −, what is 10 − 9 + 19 × 19?

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