20.8 Plus 489 Addition :

Number 1	Number 2	Answer
20.8	489	509.8

How to calculate 20.8 plus 489 ?

Let's break down the addition of 020.8 and 48900 step by step:

   020.8      <-- Start with the rightmost column
+  48900
---------

    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
+  48900
---------
     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
+  48900
---------
     9.8


    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.

   020.8
+  48900
---------
     09.8


    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.

   020.8
+  48900
---------
     509.8

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

The final result is 509.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.9	490	510.9	20.9 plus 490
21	499	520	21 plus 499
21.1	503	524.1	21.1 plus 503
9.2	4.9	14.1	9.2 plus 4.9
5.5	4.1	9.6	5.5 plus 4.1
7	5	12	7 plus 5