0.9 Plus 12 Addition :

Number 1	Number 2	Answer
0.9	12	12.9

How to calculate 0.9 plus 12 ?

Let's break down the addition of 00.9 and 1200 step by step:

   00.9      <-- Start with the rightmost column
+  1200
---------

    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.

   00.9
+  1200
---------
     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.

   00.9
+  1200
---------
     2.9


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

   00.9
+  1200
---------
     12.9

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

The final result is 12.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1	20	21	1 plus 20
1.1	21	22.1	1.1 plus 21
1.2	27	28.2	1.2 plus 27
3.8	4.2	8	3.8 plus 4.2
1.4	2.3	3.7	1.4 plus 2.3
1.6	1.1	2.7	1.6 plus 1.1