9.9 Plus 138 Addition :

Number 1	Number 2	Answer
9.9	138	147.9

How to calculate 9.9 plus 138 ?

Let's break down the addition of 009.9 and 13800 step by step:

   009.9      <-- Start with the rightmost column
+  13800
---------

    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.

   009.9
+  13800
---------
     9


    Add the digits in the rightmost column:
        9 + 8 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   009.9
+  13800
---------
     7.9


    Add the digits in the rightmost column:
        0 + 3 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   009.9
+  13800
---------
     47.9


    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.

   009.9
+  13800
---------
     147.9

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

The final result is 147.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10	139	149	10 plus 139
10.1	140	150.1	10.1 plus 140
10.2	146	156.2	10.2 plus 146
3.7	6.6	10.3	3.7 plus 6.6
0.3	2.1	2.4	0.3 plus 2.1
9.8	0.6	10.4	9.8 plus 0.6