15.9 Plus 387 Addition :

Number 1	Number 2	Answer
15.9	387	402.9

How to calculate 15.9 plus 387 ?

Let's break down the addition of 015.9 and 38700 step by step:

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

    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.

   015.9
+  38700
---------
     9


    Add the digits in the rightmost column:
        5 + 7 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   015.9
+  38700
---------
     2.9


    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.

   015.9
+  38700
---------
     02.9


    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.

   015.9
+  38700
---------
     402.9

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

The final result is 402.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
16	390	406	16 plus 390
16.1	391	407.1	16.1 plus 391
16.2	392	408.2	16.2 plus 392
9.1	1.8	10.9	9.1 plus 1.8
2.3	4.9	7.2	2.3 plus 4.9
9.6	4.7	14.3	9.6 plus 4.7