12.3 Plus 122.9 Addition :

Number 1	Number 2	Answer
12.3	122.9	135.2

How to calculate 12.3 plus 122.9 ?

Let's break down the addition of 012.3 and 122.9 step by step:

   012.3      <-- Start with the rightmost column
+  122.9
---------

    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.

   012.3
+  122.9
---------
     2


    Add the digits in the rightmost column:
        2 + 2 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   012.3
+  122.9
---------
     5.2


    Add the digits in the rightmost column:
        1 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   012.3
+  122.9
---------
     35.2


    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.

   012.3
+  122.9
---------
     135.2

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

The final result is 135.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
12.4	123.9	136.3	12.4 plus 123.9
12.5	132.9	145.4	12.5 plus 132.9
12.6	133.9	146.5	12.6 plus 133.9
2	0.2	2.2	2 plus 0.2
5.3	7.1	12.4	5.3 plus 7.1
3.8	3.4	7.2	3.8 plus 3.4