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	495	515.9	20.9 plus 495
21	502	523	21 plus 502
21.1	511	532.1	21.1 plus 511
8.1	1.6	9.7	8.1 plus 1.6
9.7	1.3	11	9.7 plus 1.3
1.4	1.7	3.1	1.4 plus 1.7