12.9 Plus 388 Addition :

Number 1	Number 2	Answer
12.9	388	400.9

How to calculate 12.9 plus 388 ?

Let's break down the addition of 012.9 and 38800 step by step:

   012.9      <-- Start with the rightmost column
+  38800
---------

    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
+  38800
---------
     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
+  38800
---------
     0.9


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

   012.9
+  38800
---------
     00.9


    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.

   012.9
+  38800
---------
     400.9

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

The final result is 400.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
13	389	402	13 plus 389
13.1	393	406.1	13.1 plus 393
13.2	398	411.2	13.2 plus 398
6.4	2.9	9.3	6.4 plus 2.9
7.3	1.6	8.9	7.3 plus 1.6
9.3	7.5	16.8	9.3 plus 7.5