66.9 Plus 424 Addition :

Number 1 Number 2 Answer
66.9 424 490.9

How to calculate 66.9 plus 424 ?

Let's break down the addition of 066.9 and 42400 step by step:

   066.9      <-- Start with the rightmost column
+  42400
---------

    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.

   066.9
+  42400
---------
     9


    Add the digits in the rightmost column:
        6 + 4 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   066.9
+  42400
---------
     0.9


    Add the digits in the rightmost column:
        6 + 2 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   066.9
+  42400
---------
     90.9


    Add the digits in the rightmost column:
        0 + 4 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   066.9
+  42400
---------
     490.9

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

The final result is 490.9.
So, 066.9 + 42400 = 490.9

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