Question

What will be unit digits of the square of
(1) 45832
(in) 55505?​

Answer 1

Step-by-step explanation:

1) Since the number is ending in 2, 45832 will have 4 as the unit digit of it's square.

2) Since the number is ending in 5, 55505 will have 5 as the unit digit of its square.

Answer 2

Answer:

Tip : You can check the square of it's last digit

i) 2^2 = 4

So, last digit of 45832^2 will be 4

ii) 5^5 = 25

So, last digit of 55505^2 will be 5