7.9 Plus 121.8 Addition :

Number 1 Number 2 Answer
7.9 121.8 129.7

How to calculate 7.9 plus 121.8 ?

Let's break down the addition of 007.9 and 121.8 step by step:

   007.9      <-- Start with the rightmost column
+  121.8
---------

    Add the digits in the rightmost column:
        9 + 8 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   007.9
+  121.8
---------
     7


    Add the digits in the rightmost column:
        7 + 1 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   007.9
+  121.8
---------
     9.7


    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.

   007.9
+  121.8
---------
     29.7


    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.

   007.9
+  121.8
---------
     129.7

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

The final result is 129.7.
So, 007.9 + 121.8 = 129.7

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