10.9 Plus 69 Addition :

Number 1 Number 2 Answer
10.9 69 79.9

How to calculate 10.9 plus 69 ?

Let's break down the addition of 10.9 and 6900 step by step:

   10.9      <-- Start with the rightmost column
+  6900
---------

    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.

   10.9
+  6900
---------
     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.

   10.9
+  6900
---------
     9.9


    Add the digits in the rightmost column:
        1 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   10.9
+  6900
---------
     79.9

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

The final result is 79.9.
So, 10.9 + 6900 = 79.9

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