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	143	156.1	13.1 plus 143
13.2	149	162.2	13.2 plus 149
4.9	6	10.9	4.9 plus 6
4.7	6.9	11.6	4.7 plus 6.9
1.4	0.8	2.2	1.4 plus 0.8