1.1 Plus 9.9 Addition :

Number 1	Number 2	Answer
1.1	9.9	11

How to calculate 1.1 plus 9.9 ?

Let's break down the addition of 1.1 and 9.9 step by step:

   1.1      <-- Start with the rightmost column
+  9.9
---------

    Add the digits in the rightmost column:
        1 + 9 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   1.1
+  9.9
---------
     0


    Add the digits in the rightmost column:
        1 + 9 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   1.1
+  9.9
---------
     1.0

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

The final result is 11.0.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1.2	10.9	12.1	1.2 plus 10.9
1.3	15.9	17.2	1.3 plus 15.9
1.4	16.9	18.3	1.4 plus 16.9
3.6	6.8	10.4	3.6 plus 6.8
1.6	5.5	7.1	1.6 plus 5.5
6	4.4	10.4	6 plus 4.4