1089 Trick Worksheet

Maths tricks trick 7: The 1089 magic trick · Set 549 · 40 questions

The trick (Reverse and subtract): Reverse the number and take the smaller number away from the bigger one. The answer is always one of 198, 297, 396, 495, 594, 693, 792, 891: middle digit 9, first and last digits adding to 9. Reverse that answer and add: you always get 1089.

1. 1.Take 896. Reverse its digits and take the smaller number away from the bigger one. What do you get?
2. 2.Do the 1089 trick with 310: reverse and subtract, then reverse that answer and add. What do you get?
3. 3.In the 1089 trick, the subtraction gave a 3-digit number that starts with 5. What is that number?
4. 4.Take 799. Reverse its digits and take the smaller number away from the bigger one. What do you get?
5. 5.Do the 1089 trick with 620: reverse and subtract, then reverse that answer and add. What do you get?
6. 6.792 + 297 =
7. 7.Take 260. Reverse its digits and take the smaller number away from the bigger one. What do you get?
8. 8.In the 1089 trick, the subtraction gave a 3-digit number that starts with 2. What is that number?
9. 9.Take 622. Reverse its digits and take the smaller number away from the bigger one. What do you get?
10. 10.693 + 396 =
11. 11.396 + 693 =
12. 12.Do the 1089 trick with 183: reverse and subtract, then reverse that answer and add. What do you get?
13. 13.Do the 1089 trick with 954: reverse and subtract, then reverse that answer and add. What do you get?
14. 14.Do the 1089 trick with 851: reverse and subtract, then reverse that answer and add. What do you get?
15. 15.In the 1089 trick, the subtraction gave a 3-digit number that starts with 4. What is that number?
16. 16.Take 972. Reverse its digits and take the smaller number away from the bigger one. What do you get?
17. 17.Take 990. Reverse its digits and take the smaller number away from the bigger one. What do you get?
18. 18.198 + 891 =
19. 19.Do the 1089 trick with 960: reverse and subtract, then reverse that answer and add. What do you get?
20. 20.Take 890. Reverse its digits and take the smaller number away from the bigger one. What do you get?
21. 21.In the 1089 trick, the subtraction gave a 3-digit number that starts with 1. What is that number?
22. 22.In the 1089 trick, the subtraction gave a 3-digit number that starts with 3. What is that number?
23. 23.Take 228. Reverse its digits and take the smaller number away from the bigger one. What do you get?
24. 24.594 + 495 =
25. 25.Take 446. Reverse its digits and take the smaller number away from the bigger one. What do you get?
26. 26.Take 780. Reverse its digits and take the smaller number away from the bigger one. What do you get?
27. 27.Take 502. Reverse its digits and take the smaller number away from the bigger one. What do you get?
28. 28.Take 911. Reverse its digits and take the smaller number away from the bigger one. What do you get?
29. 29.Take 980. Reverse its digits and take the smaller number away from the bigger one. What do you get?
30. 30.Do the 1089 trick with 350: reverse and subtract, then reverse that answer and add. What do you get?
31. 31.Take 336. Reverse its digits and take the smaller number away from the bigger one. What do you get?
32. 32.In the 1089 trick, the subtraction gave a 3-digit number that starts with 8. What is that number?
33. 33.In the 1089 trick, the subtraction gave a 3-digit number that starts with 7. What is that number?
34. 34.Do the 1089 trick with 702: reverse and subtract, then reverse that answer and add. What do you get?
35. 35.Take 690. Reverse its digits and take the smaller number away from the bigger one. What do you get?
36. 36.Do the 1089 trick with 119: reverse and subtract, then reverse that answer and add. What do you get?
37. 37.Take 476. Reverse its digits and take the smaller number away from the bigger one. What do you get?
38. 38.891 + 198 =
39. 39.Do the 1089 trick with 951: reverse and subtract, then reverse that answer and add. What do you get?
40. 40.Do the 1089 trick with 244: reverse and subtract, then reverse that answer and add. What do you get?

Free maths tricks lessons, practice and worksheets at talentjr.in/maths-tricks