Question

The unit digit of the sum 1289 + 2541 + 8215 + 6137 is:​

Answer 1

Answer:

18,182 is the answer and unit digit is 2

Answer 2

unit digit = unit digit of the sum of all the unit digits of the numbers in the question

so , unit digit = unit digit of (9+1+5+7)

unit digit = unit digit of 22

unit digit = 2

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