12.8 Plus 387 Addition :

Number 1 Number 2 Answer
12.8 387 399.8

How to calculate 12.8 plus 387 ?

Let's break down the addition of 012.8 and 38700 step by step:

   012.8      <-- Start with the rightmost column
+  38700
---------

    Add the digits in the rightmost column:
        8 + 0 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   012.8
+  38700
---------
     8


    Add the digits in the rightmost column:
        2 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   012.8
+  38700
---------
     9.8


    Add the digits in the rightmost column:
        1 + 8 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   012.8
+  38700
---------
     99.8


    Add the digits in the rightmost column:
        0 + 3 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   012.8
+  38700
---------
     399.8

    Continue to the left:
        There are no more columns to the left.

The final result is 399.8.
So, 012.8 + 38700 = 399.8

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