0.9 Plus 20.9 Addition :

Number 1	Number 2	Answer
0.9	20.9	21.8

How to calculate 0.9 plus 20.9 ?

Let's break down the addition of 00.9 and 20.9 step by step:

   00.9      <-- Start with the rightmost column
+  20.9
---------

    Add the digits in the rightmost column:
        9 + 9 + 1 = 18
        Write down 8 in the rightmost column, carry over 1 to the next column.

   00.9
+  20.9
---------
     8


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

   00.9
+  20.9
---------
     1.8


    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.

   00.9
+  20.9
---------
     21.8

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

The final result is 21.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1	29.9	30.9	1 plus 29.9
1.1	34.9	36	1.1 plus 34.9
1.2	43.9	45.1	1.2 plus 43.9
1.7	3.9	5.6	1.7 plus 3.9
6.7	0.7	7.4	6.7 plus 0.7
9.2	1.7	10.9	9.2 plus 1.7