78.8 Plus 42 Addition :

Number 1	Number 2	Answer
78.8	42	120.8

How to calculate 78.8 plus 42 ?

Let's break down the addition of 78.8 and 4200 step by step:

   78.8      <-- 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.

   78.8
+  4200
---------
     8


    Add the digits in the rightmost column:
        8 + 2 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   78.8
+  4200
---------
     0.8


    Add the digits in the rightmost column:
        7 + 4 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   78.8
+  4200
---------
     20.8

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

The final result is 120.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
78.9	43	121.9	78.9 plus 43
79	52	131	79 plus 52
79.1	54	133.1	79.1 plus 54
5	5.5	10.5	5 plus 5.5
5.5	4.4	9.9	5.5 plus 4.4
5.3	4.1	9.4	5.3 plus 4.1