15.9 Plus 120 Addition :

Number 1	Number 2	Answer
15.9	120	135.9

How to calculate 15.9 plus 120 ?

Let's break down the addition of 015.9 and 12000 step by step:

   015.9      <-- Start with the rightmost column
+  12000
---------

    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
+  12000
---------
     9


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

   015.9
+  12000
---------
     5.9


    Add the digits in the rightmost column:
        1 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   015.9
+  12000
---------
     35.9


    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
+  12000
---------
     135.9

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

The final result is 135.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
16	121	137	16 plus 121
16.1	122	138.1	16.1 plus 122
16.2	130	146.2	16.2 plus 130
3.2	0.2	3.4	3.2 plus 0.2
2.2	9.7	11.9	2.2 plus 9.7
4.7	4.1	8.8	4.7 plus 4.1