20.8 Plus 669 Addition :

Number 1 Number 2 Answer
20.8 669 689.8

How to calculate 20.8 plus 669 ?

Let's break down the addition of 020.8 and 66900 step by step:

   020.8      <-- Start with the rightmost column
+  66900
---------

    Add the digits in the rightmost column:
        8 + 0 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   020.8
+  66900
---------
     8


    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.

   020.8
+  66900
---------
     9.8


    Add the digits in the rightmost column:
        2 + 6 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   020.8
+  66900
---------
     89.8


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

   020.8
+  66900
---------
     689.8

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

The final result is 689.8.
So, 020.8 + 66900 = 689.8

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