42 Plus 1255.9 Addition :

Number 1	Number 2	Answer
42	1255.9	1297.9

How to calculate 42 plus 1255.9 ?

Let's break down the addition of 004200 and 1255.9 step by step:

   004200      <-- Start with the rightmost column
+  1255.9
---------

    Add the digits in the rightmost column:
        0 + 9 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   004200
+  1255.9
---------
     9


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

   004200
+  1255.9
---------
     09


    Add the digits in the rightmost column:
        2 + 5 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   004200
+  1255.9
---------
     709


    Add the digits in the rightmost column:
        4 + 5 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   004200
+  1255.9
---------
     9709


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

   004200
+  1255.9
---------
     29709


    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.

   004200
+  1255.9
---------
     129709

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

The final result is 129709.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
42.1	1263.9	1306	42.1 plus 1263.9
42.2	1271.9	1314.1	42.2 plus 1271.9
42.3	1273.9	1316.2	42.3 plus 1273.9
1.9	1.3	3.2	1.9 plus 1.3
5.3	5.7	11	5.3 plus 5.7
2.7	3.2	5.9	2.7 plus 3.2