CBSE Class 8 Answered
What will be the unit's digit of the squares of the following numbers?
(i) 81 (ii) 472 (iii) 529
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
(i) Unit's place digit of 81 is 1, whose square is 1, therefore unit's place digit of the square of 81 is 1.
(ii) Unit's place digit of 472 is 2, whose square is 4, therefore unit's place digit of the square of 472 is 4.
(iii) Unit's place digit of 529 is 9, whose square is 81, therefore unit's place digit of the square of 529 is 1.
Answered by | 04 Jun, 2014, 03:23: PM
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