Question

determine the unit digit in the square of 258​

Answer 1

Answer:

The unit digit is 8

Step-by-step explanation:

Units digit of a number is the digit in the one's place of the number. i.e It is the rightmost digit of the number.

Here, the rightmost digit is 8 so it's 8.

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Hope this helps!

Answer 2

Step-by-step explanation:

let, tens digit -- x

unit digit -- y

258

= 10x + y

10 × 25 + 8

250 + 8

258

hence unit digit is 8 which occurs at the right hand side.