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	491	511.9	20.9 plus 491
21	492	513	21 plus 492
21.1	495	516.1	21.1 plus 495
6.3	1.3	7.6	6.3 plus 1.3
2.9	2.3	5.2	2.9 plus 2.3
4.7	8.6	13.3	4.7 plus 8.6