21.8 Plus 1242.4 Addition :

Number 1	Number 2	Answer
21.8	1242.4	1264.2

How to calculate 21.8 plus 1242.4 ?

Let's break down the addition of 0021.8 and 1242.4 step by step:

   0021.8      <-- Start with the rightmost column
+  1242.4
---------

    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.

   0021.8
+  1242.4
---------
     2


    Add the digits in the rightmost column:
        1 + 2 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   0021.8
+  1242.4
---------
     4.2


    Add the digits in the rightmost column:
        2 + 4 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   0021.8
+  1242.4
---------
     64.2


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

   0021.8
+  1242.4
---------
     264.2


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

   0021.8
+  1242.4
---------
     1264.2

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

The final result is 1264.2.

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