9.9 Plus 13 Addition :

Number 1	Number 2	Answer
9.9	13	22.9

How to calculate 9.9 plus 13 ?

Let's break down the addition of 09.9 and 1300 step by step:

   09.9      <-- Start with the rightmost column
+  1300
---------

    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
+  1300
---------
     9


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

   09.9
+  1300
---------
     2.9


    Add the digits in the rightmost column:
        0 + 1 + 0 = 2
        Write down 2 in the rightmost column, carry over 0 to the next column.

   09.9
+  1300
---------
     22.9

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

The final result is 22.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10	20	30	10 plus 20
10.1	22	32.1	10.1 plus 22
10.2	24	34.2	10.2 plus 24
2.8	7.9	10.7	2.8 plus 7.9
2.3	6.7	9	2.3 plus 6.7
8.6	5.7	14.3	8.6 plus 5.7