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# To find the square of a two-digit number ending in 5, take the first digit, multiply by itself plus one, and then put "25" after it.Example: To find 652, compute 6 * 7 = 42, then write "4225" as the answer.Example: To find 252, compute 2 * 3 = 6, then write "625" as the answer.Note: This only works if the second digit is 5!

6 years ago

Ankit Pathak
23 Points
yes this trick is useful

6 years ago
Saurabh Mishra
48 Points
thanks

6 years ago
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### Course Features

• 731 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions