7.8 Plus 42 Addition :

Number 1	Number 2	Answer
7.8	42	49.8

How to calculate 7.8 plus 42 ?

Let's break down the addition of 07.8 and 4200 step by step:

   07.8      <-- Start with the rightmost column
+  4200
---------

    Add the digits in the rightmost column:
        8 + 0 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   07.8
+  4200
---------
     8


    Add the digits in the rightmost column:
        7 + 2 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   07.8
+  4200
---------
     9.8


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

   07.8
+  4200
---------
     49.8

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

The final result is 49.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.9	48	55.9	7.9 plus 48
8	57	65	8 plus 57
8.1	65	73.1	8.1 plus 65
3.8	1.3	5.1	3.8 plus 1.3
1.6	4.3	5.9	1.6 plus 4.3
0.4	7.4	7.8	0.4 plus 7.4