12.9 Plus 138 Addition :

Number 1	Number 2	Answer
12.9	138	150.9

How to calculate 12.9 plus 138 ?

Let's break down the addition of 012.9 and 13800 step by step:

   012.9      <-- 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.

   012.9
+  13800
---------
     9


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   012.9
+  13800
---------
     0.9


    Add the digits in the rightmost column:
        1 + 3 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   012.9
+  13800
---------
     50.9


    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.

   012.9
+  13800
---------
     150.9

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

The final result is 150.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
13	142	155	13 plus 142
13.1	146	159.1	13.1 plus 146
13.2	148	161.2	13.2 plus 148
5.3	2.2	7.5	5.3 plus 2.2
4.7	9.6	14.3	4.7 plus 9.6
0.4	7.7	8.1	0.4 plus 7.7