10.9 Plus 129.4 Addition :

Number 1 Number 2 Answer
10.9 129.4 140.3

How to calculate 10.9 plus 129.4 ?

Let's break down the addition of 010.9 and 129.4 step by step:

   010.9      <-- Start with the rightmost column
+  129.4
---------

    Add the digits in the rightmost column:
        9 + 4 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   010.9
+  129.4
---------
     3


    Add the digits in the rightmost column:
        0 + 9 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   010.9
+  129.4
---------
     0.3


    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.

   010.9
+  129.4
---------
     40.3


    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.

   010.9
+  129.4
---------
     140.3

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

The final result is 140.3.
So, 010.9 + 129.4 = 140.3

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