3 Plus 99.9 Addition :

Number 1	Number 2	Answer
3	99.9	102.9

How to calculate 3 plus 99.9 ?

Let's break down the addition of 0300 and 99.9 step by step:

   0300      <-- Start with the rightmost column
+  99.9
---------

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

   0300
+  99.9
---------
     9


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

   0300
+  99.9
---------
     09


    Add the digits in the rightmost column:
        3 + 9 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   0300
+  99.9
---------
     209


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

   0300
+  99.9
---------
     0209

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

The final result is 10209.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
3.1	103.9	107	3.1 plus 103.9
3.2	112.9	116.1	3.2 plus 112.9
3.3	119.9	123.2	3.3 plus 119.9
6.5	0.4	6.9	6.5 plus 0.4
2.2	0.5	2.7	2.2 plus 0.5
7.5	7.7	15.2	7.5 plus 7.7