15.9 Plus 138 Addition :

Number 1	Number 2	Answer
15.9	138	153.9

How to calculate 15.9 plus 138 ?

Let's break down the addition of 015.9 and 13800 step by step:

   015.9      <-- Start with the rightmost column
+  13800
---------

    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
+  13800
---------
     9


    Add the digits in the rightmost column:
        5 + 8 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   015.9
+  13800
---------
     3.9


    Add the digits in the rightmost column:
        1 + 3 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   015.9
+  13800
---------
     53.9


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

   015.9
+  13800
---------
     153.9

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

The final result is 153.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
16	146	162	16 plus 146
16.1	148	164.1	16.1 plus 148
16.2	154	170.2	16.2 plus 154
2.6	7.1	9.7	2.6 plus 7.1
7.7	9	16.7	7.7 plus 9
5.2	8.1	13.3	5.2 plus 8.1