12.3 Plus 609 Addition :

Number 1	Number 2	Answer
12.3	609	621.3

How to calculate 12.3 plus 609 ?

Let's break down the addition of 012.3 and 60900 step by step:

   012.3      <-- Start with the rightmost column
+  60900
---------

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

   012.3
+  60900
---------
     3


    Add the digits in the rightmost column:
        2 + 9 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   012.3
+  60900
---------
     1.3


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

   012.3
+  60900
---------
     21.3


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

   012.3
+  60900
---------
     621.3

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

The final result is 621.3.

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Number 1	Number 2	ANSWER:	HOW TO ?
12.4	615	627.4	12.4 plus 615
12.5	622	634.5	12.5 plus 622
12.6	623	635.6	12.6 plus 623
1.3	3.7	5	1.3 plus 3.7
7.9	0.5	8.4	7.9 plus 0.5
8.4	2	10.4	8.4 plus 2