9.9 Plus 55 Addition :

Number 1	Number 2	Answer
9.9	55	64.9

How to calculate 9.9 plus 55 ?

Let's break down the addition of 09.9 and 5500 step by step:

   09.9      <-- Start with the rightmost column
+  5500
---------

    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.

   09.9
+  5500
---------
     9


    Add the digits in the rightmost column:
        9 + 5 + 1 = 14
        Write down 4 in the rightmost column, carry over 1 to the next column.

   09.9
+  5500
---------
     4.9


    Add the digits in the rightmost column:
        0 + 5 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   09.9
+  5500
---------
     64.9

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

The final result is 64.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10	60	70	10 plus 60
10.1	63	73.1	10.1 plus 63
10.2	71	81.2	10.2 plus 71
1.8	1.6	3.4	1.8 plus 1.6
9.2	5.6	14.8	9.2 plus 5.6
0.6	3.8	4.4	0.6 plus 3.8