Squaring of numbers that end in 5
You can square any number with this trick which ends in 5 in seconds without much of calculations.
Have fun with the trick
752 = 56 25
As the number to be squared ends in 5 we can use this trick.
- Multiply 5 by 5 and write the answer 25 on the right side.
- Then multiply 7 by 8 (7 + 1) and write the answer 56 on the left side.
Answer 5625
Let’s try one more
3052= 93025
- Multiply 5 by 5 and write the answer 25 on the right side.
- Then multiply 30 x 31 (30 + 1) and write the answer 930 on the left side.
Answer 93025
Time for you to try
| 652 | = | |
| 152 | = | |
| 352 | = | |
| 452 | = | |
| 752 | = | |
| 852 | = |