1089 Trick Worksheet

Maths tricks trick 7: The 1089 magic trick · Set 848 · 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.In the 1089 trick, the subtraction gave a 3-digit number that starts with 3. What is that number?
2. 2.In the 1089 trick, the subtraction gave a 3-digit number that starts with 8. What is that number?
3. 3.Take 830. Reverse its digits and take the smaller number away from the bigger one. What do you get?
4. 4.In the 1089 trick, the subtraction gave a 3-digit number that starts with 6. What is that number?
5. 5.In the 1089 trick, the subtraction gave a 3-digit number that starts with 5. What is that number?
6. 6.396 + 693 =
7. 7.Take 227. Reverse its digits and take the smaller number away from the bigger one. What do you get?
8. 8.495 + 594 =
9. 9.Do the 1089 trick with 951: reverse and subtract, then reverse that answer and add. What do you get?
10. 10.198 + 891 =
11. 11.594 + 495 =
12. 12.In the 1089 trick, the subtraction gave a 3-digit number that starts with 4. What is that number?
13. 13.Do the 1089 trick with 518: reverse and subtract, then reverse that answer and add. What do you get?
14. 14.Do the 1089 trick with 477: reverse and subtract, then reverse that answer and add. What do you get?
15. 15.Take 336. Reverse its digits and take the smaller number away from the bigger one. What do you get?
16. 16.In the 1089 trick, the subtraction gave a 3-digit number that starts with 2. What is that number?
17. 17.Take 724. Reverse its digits and take the smaller number away from the bigger one. What do you get?
18. 18.297 + 792 =
19. 19.Take 960. Reverse its digits and take the smaller number away from the bigger one. What do you get?
20. 20.Do the 1089 trick with 903: reverse and subtract, then reverse that answer and add. What do you get?
21. 21.Do the 1089 trick with 569: reverse and subtract, then reverse that answer and add. What do you get?
22. 22.Take 940. Reverse its digits and take the smaller number away from the bigger one. What do you get?
23. 23.Do the 1089 trick with 288: reverse and subtract, then reverse that answer and add. What do you get?
24. 24.Take 800. Reverse its digits and take the smaller number away from the bigger one. What do you get?
25. 25.Take 669. Reverse its digits and take the smaller number away from the bigger one. What do you get?
26. 26.In the 1089 trick, the subtraction gave a 3-digit number that starts with 1. What is that number?
27. 27.891 + 198 =
28. 28.In the 1089 trick, the subtraction gave a 3-digit number that starts with 7. What is that number?
29. 29.Take 795. Reverse its digits and take the smaller number away from the bigger one. What do you get?
30. 30.792 + 297 =
31. 31.Do the 1089 trick with 950: reverse and subtract, then reverse that answer and add. What do you get?
32. 32.Take 624. Reverse its digits and take the smaller number away from the bigger one. What do you get?
33. 33.Do the 1089 trick with 940: reverse and subtract, then reverse that answer and add. What do you get?
34. 34.Do the 1089 trick with 880: reverse and subtract, then reverse that answer and add. What do you get?
35. 35.Take 793. Reverse its digits and take the smaller number away from the bigger one. What do you get?
36. 36.Do the 1089 trick with 642: reverse and subtract, then reverse that answer and add. What do you get?
37. 37.Do the 1089 trick with 469: reverse and subtract, then reverse that answer and add. What do you get?
38. 38.Do the 1089 trick with 913: reverse and subtract, then reverse that answer and add. What do you get?
39. 39.Take 550. Reverse its digits and take the smaller number away from the bigger one. What do you get?
40. 40.Do the 1089 trick with 830: 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