21.8 Plus 309 Addition :

Number 1 Number 2 Answer
21.8 309 330.8

How to calculate 21.8 plus 309 ?

Let's break down the addition of 021.8 and 30900 step by step:

   021.8      <-- Start with the rightmost column
+  30900
---------

    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.

   021.8
+  30900
---------
     8


    Add the digits in the rightmost column:
        1 + 9 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   021.8
+  30900
---------
     0.8


    Add the digits in the rightmost column:
        2 + 0 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   021.8
+  30900
---------
     30.8


    Add the digits in the rightmost column:
        0 + 3 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   021.8
+  30900
---------
     330.8

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

The final result is 330.8.
So, 021.8 + 30900 = 330.8

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