6.9 Plus 21 Addition :

Number 1 Number 2 Answer
6.9 21 27.9

How to calculate 6.9 plus 21 ?

Let's break down the addition of 06.9 and 2100 step by step:

   06.9      <-- Start with the rightmost column
+  2100
---------

    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.

   06.9
+  2100
---------
     9


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

   06.9
+  2100
---------
     7.9


    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.

   06.9
+  2100
---------
     27.9

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

The final result is 27.9.
So, 06.9 + 2100 = 27.9

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1.6 7.8 9.4 1.6 plus 7.8

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