21.5 Plus 684.4 Addition :

Number 1 Number 2 Answer
21.5 684.4 705.9

How to calculate 21.5 plus 684.4 ?

Let's break down the addition of 021.5 and 684.4 step by step:

   021.5      <-- Start with the rightmost column
+  684.4
---------

    Add the digits in the rightmost column:
        5 + 4 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   021.5
+  684.4
---------
     9


    Add the digits in the rightmost column:
        1 + 4 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   021.5
+  684.4
---------
     5.9


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   021.5
+  684.4
---------
     05.9


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

   021.5
+  684.4
---------
     705.9

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

The final result is 705.9.
So, 021.5 + 684.4 = 705.9

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