1089 Trick Worksheet

Maths tricks trick 7: The 1089 magic trick · Set 559 · 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. 1.792 + 297 =
2. 2.594 + 495 =
3. 3.Do the 1089 trick with 804: reverse and subtract, then reverse that answer and add. What do you get?
4. 4.Take 245. Reverse its digits and take the smaller number away from the bigger one. What do you get?
5. 5.297 + 792 =
6. 6.In the 1089 trick, the subtraction gave a 3-digit number that starts with 8. What is that number?
7. 7.Do the 1089 trick with 773: reverse and subtract, then reverse that answer and add. What do you get?
8. 8.In the 1089 trick, the subtraction gave a 3-digit number that starts with 3. What is that number?
9. 9.In the 1089 trick, the subtraction gave a 3-digit number that starts with 5. What is that number?
10. 10.Do the 1089 trick with 620: reverse and subtract, then reverse that answer and add. What do you get?
11. 11.Do the 1089 trick with 950: reverse and subtract, then reverse that answer and add. What do you get?
12. 12.Do the 1089 trick with 178: reverse and subtract, then reverse that answer and add. What do you get?
13. 13.Take 582. Reverse its digits and take the smaller number away from the bigger one. What do you get?
14. 14.198 + 891 =
15. 15.Do the 1089 trick with 114: reverse and subtract, then reverse that answer and add. What do you get?
16. 16.Take 802. Reverse its digits and take the smaller number away from the bigger one. What do you get?
17. 17.Take 126. Reverse its digits and take the smaller number away from the bigger one. What do you get?
18. 18.Do the 1089 trick with 930: reverse and subtract, then reverse that answer and add. What do you get?
19. 19.In the 1089 trick, the subtraction gave a 3-digit number that starts with 6. What is that number?
20. 20.891 + 198 =
21. 21.Take 861. Reverse its digits and take the smaller number away from the bigger one. What do you get?
22. 22.Do the 1089 trick with 409: reverse and subtract, then reverse that answer and add. What do you get?
23. 23.In the 1089 trick, the subtraction gave a 3-digit number that starts with 1. What is that number?
24. 24.Take 287. Reverse its digits and take the smaller number away from the bigger one. What do you get?
25. 25.396 + 693 =
26. 26.In the 1089 trick, the subtraction gave a 3-digit number that starts with 4. What is that number?
27. 27.Do the 1089 trick with 800: reverse and subtract, then reverse that answer and add. What do you get?
28. 28.In the 1089 trick, the subtraction gave a 3-digit number that starts with 2. What is that number?
29. 29.495 + 594 =
30. 30.Take 134. Reverse its digits and take the smaller number away from the bigger one. What do you get?
31. 31.Do the 1089 trick with 510: reverse and subtract, then reverse that answer and add. What do you get?
32. 32.Take 900. Reverse its digits and take the smaller number away from the bigger one. What do you get?
33. 33.Take 806. Reverse its digits and take the smaller number away from the bigger one. What do you get?
34. 34.In the 1089 trick, the subtraction gave a 3-digit number that starts with 7. What is that number?
35. 35.Take 910. Reverse its digits and take the smaller number away from the bigger one. What do you get?
36. 36.Do the 1089 trick with 618: reverse and subtract, then reverse that answer and add. What do you get?
37. 37.Do the 1089 trick with 910: reverse and subtract, then reverse that answer and add. What do you get?
38. 38.Do the 1089 trick with 860: reverse and subtract, then reverse that answer and add. What do you get?
39. 39.Take 106. Reverse its digits and take the smaller number away from the bigger one. What do you get?
40. 40.Take 704. Reverse its digits and take the smaller number away from the bigger one. What do you get?

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