12.2 Plus 387 Addition :

Number 1	Number 2	Answer
12.2	387	399.2

How to calculate 12.2 plus 387 ?

Let's break down the addition of 012.2 and 38700 step by step:

   012.2      <-- Start with the rightmost column
+  38700
---------

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

   012.2
+  38700
---------
     2


    Add the digits in the rightmost column:
        2 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   012.2
+  38700
---------
     9.2


    Add the digits in the rightmost column:
        1 + 8 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   012.2
+  38700
---------
     99.2


    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.

   012.2
+  38700
---------
     399.2

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

The final result is 399.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
12.3	394	406.3	12.3 plus 394
12.4	396	408.4	12.4 plus 396
12.5	400	412.5	12.5 plus 400
4.9	4.1	9	4.9 plus 4.1
3	5.4	8.4	3 plus 5.4
4.4	2.5	6.9	4.4 plus 2.5