120.9 Plus 2009 Addition :

Number 1	Number 2	Answer
120.9	2009	2129.9

How to calculate 120.9 plus 2009 ?

Let's break down the addition of 0120.9 and 200900 step by step:

   0120.9      <-- Start with the rightmost column
+  200900
---------

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

   0120.9
+  200900
---------
     9


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

   0120.9
+  200900
---------
     9.9


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

   0120.9
+  200900
---------
     29.9


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

   0120.9
+  200900
---------
     129.9


    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.

   0120.9
+  200900
---------
     2129.9

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

The final result is 2129.9.

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121	2016	2137	121 plus 2016
121.1	2023	2144.1	121.1 plus 2023
121.2	2029	2150.2	121.2 plus 2029
4.5	8.3	12.8	4.5 plus 8.3
0.6	0.5	1.1	0.6 plus 0.5
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