Question

The unit digit of the square of 784 is ____

Answer 1

Answer:

Unit digit in 784 is 4. Hence, the possible square root number must possess an unit digit of 2.

Answer 2

For having the unit digit of the square, you simply have to square the unit digit of the number to be squared...

Like, its 784

Its unit digit is 4

So,u simply square 4

When we squared 4,

4×4=16

U get 16

Now, last digit is 6

Therefore, the last/unit digit of the square of 784 will be also 6.

Ur final answer is 6

HAVE A NICE DAY!