Question

54+636+45+32+52=? Find unit digit

Answer 1

Answer:

54+52=106

45+32=77

106+77=185

185+636=821

Answer 2

Answer:

The unit digit would be 9

Step-by-step explanation:

Given problem,

54 + 636 + 45 + 32 + 52,

In addition if we want to find unit digit of the resultant number then we add all unit digits of the number,

The unit digit of the number is the answer,

∵ unit digit of 54 = 4,

Unit digit of 636 = 6,

Unit digit of 45 = 5,

Unit digit of 32 = 2,

Unit digit of 52 = 2,

Since, 4 + 6 + 5 + 2 + 2 = 19

Hence, our answer is 9.