8.4 Plus 4 Addition :

Number 1 Number 2 Answer
8.4 4 12.4

How to calculate 8.4 plus 4 ?

Let's break down the addition of 8.4 and 400 step by step:

   8.4      <-- Start with the rightmost column
+  400
---------

    Add the digits in the rightmost column:
        4 + 0 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   8.4
+  400
---------
     4


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

   8.4
+  400
---------
     2.4

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

The final result is 12.4.
So, 8.4 + 400 = 12.4

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