8.9 Plus 20 Addition :

Number 1	Number 2	Answer
8.9	20	28.9

How to calculate 8.9 plus 20 ?

Let's break down the addition of 08.9 and 2000 step by step:

   08.9      <-- Start with the rightmost column
+  2000
---------

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

   08.9
+  2000
---------
     9


    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.

   08.9
+  2000
---------
     8.9


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

   08.9
+  2000
---------
     28.9

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

The final result is 28.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9	28	37	9 plus 28
9.1	36	45.1	9.1 plus 36
9.2	38	47.2	9.2 plus 38
4.7	8.3	13	4.7 plus 8.3
0.6	1.7	2.3	0.6 plus 1.7
5	4.2	9.2	5 plus 4.2