12.9 Plus 378 Addition :

Number 1	Number 2	Answer
12.9	378	390.9

How to calculate 12.9 plus 378 ?

Let's break down the addition of 012.9 and 37800 step by step:

   012.9      <-- Start with the rightmost column
+  37800
---------

    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
+  37800
---------
     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
+  37800
---------
     0.9


    Add the digits in the rightmost column:
        1 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   012.9
+  37800
---------
     90.9


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

   012.9
+  37800
---------
     390.9

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

The final result is 390.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
13	380	393	13 plus 380
13.1	388	401.1	13.1 plus 388
13.2	395	408.2	13.2 plus 395
6.1	2.6	8.7	6.1 plus 2.6
0.3	8.1	8.4	0.3 plus 8.1
3.5	2	5.5	3.5 plus 2