12.7 Plus 388 Addition :

Number 1	Number 2	Answer
12.7	388	400.7

How to calculate 12.7 plus 388 ?

Let's break down the addition of 012.7 and 38800 step by step:

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

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

   012.7
+  38800
---------
     7


    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.

   012.7
+  38800
---------
     0.7


    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.

   012.7
+  38800
---------
     00.7


    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.

   012.7
+  38800
---------
     400.7

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

The final result is 400.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
12.8	391	403.8	12.8 plus 391
12.9	395	407.9	12.9 plus 395
13	398	411	13 plus 398
2.1	6.9	9	2.1 plus 6.9
9.9	2.8	12.7	9.9 plus 2.8
0.7	9.1	9.8	0.7 plus 9.1