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	390	402.3	12.3 plus 390
12.4	395	407.4	12.4 plus 395
12.5	401	413.5	12.5 plus 401
5.1	7.7	12.8	5.1 plus 7.7
2.7	5	7.7	2.7 plus 5
7.1	9	16.1	7.1 plus 9