20.4 Plus 388.8 Addition :

Number 1	Number 2	Answer
20.4	388.8	409.2

How to calculate 20.4 plus 388.8 ?

Let's break down the addition of 020.4 and 388.8 step by step:

   020.4      <-- Start with the rightmost column
+  388.8
---------

    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.

   020.4
+  388.8
---------
     2


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

   020.4
+  388.8
---------
     9.2


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   020.4
+  388.8
---------
     09.2


    Add the digits in the rightmost column:
        0 + 3 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   020.4
+  388.8
---------
     409.2

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

The final result is 409.2.

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20.5	394.8	415.3	20.5 plus 394.8
20.6	397.8	418.4	20.6 plus 397.8
20.7	401.8	422.5	20.7 plus 401.8
9.7	2.1	11.8	9.7 plus 2.1
8	8.9	16.9	8 plus 8.9
9.8	4.6	14.4	9.8 plus 4.6