21 Plus 487.9 Addition :

Number 1	Number 2	Answer
21	487.9	508.9

How to calculate 21 plus 487.9 ?

Let's break down the addition of 02100 and 487.9 step by step:

   02100      <-- Start with the rightmost column
+  487.9
---------

    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.

   02100
+  487.9
---------
     9


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

   02100
+  487.9
---------
     09


    Add the digits in the rightmost column:
        1 + 7 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   02100
+  487.9
---------
     809


    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.

   02100
+  487.9
---------
     0809


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

   02100
+  487.9
---------
     50809

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

The final result is 50809.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.1	490.9	512	21.1 plus 490.9
21.2	496.9	518.1	21.2 plus 496.9
21.3	499.9	521.2	21.3 plus 499.9
2.5	2.3	4.8	2.5 plus 2.3
9.8	7.3	17.1	9.8 plus 7.3
9.9	3.1	13	9.9 plus 3.1