12.4 Plus 287.8 Addition :

Number 1 Number 2 Answer
12.4 287.8 300.2

How to calculate 12.4 plus 287.8 ?

Let's break down the addition of 012.4 and 287.8 step by step:

   012.4      <-- Start with the rightmost column
+  287.8
---------

    Add the digits in the rightmost column:
        4 + 8 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   012.4
+  287.8
---------
     2


    Add the digits in the rightmost column:
        2 + 7 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   012.4
+  287.8
---------
     0.2


    Add the digits in the rightmost column:
        1 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   012.4
+  287.8
---------
     00.2


    Add the digits in the rightmost column:
        0 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   012.4
+  287.8
---------
     300.2

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

The final result is 300.2.
So, 012.4 + 287.8 = 300.2

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