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Byju's Answer
Standard VIII
Mathematics
Properties of Square Numbers
Find the squa...
Question
Find the squares of the following numbers:
(4) 95
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Solution
The square of any number ending with 5 can be written as:
(a5)
2
= [a × (a + 1) × 100] + 25
Here, a is the number excluding the units digit.
So, the square of 95 can be calculated as:
[9 × (9 + 1) × 100] + 25
= [9 × 10 × 100] + 25
= 9000 + 25
= 9025
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