42.8 Plus 78 Addition :

Number 1	Number 2	Answer
42.8	78	120.8

How to calculate 42.8 plus 78 ?

Let's break down the addition of 42.8 and 7800 step by step:

   42.8      <-- Start with the rightmost column
+  7800
---------

    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.

   42.8
+  7800
---------
     8


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

   42.8
+  7800
---------
     0.8


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

   42.8
+  7800
---------
     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 ?
42.9	79	121.9	42.9 plus 79
43	83	126	43 plus 83
43.1	84	127.1	43.1 plus 84
8	0.8	8.8	8 plus 0.8
7.7	7.2	14.9	7.7 plus 7.2
5	1.5	6.5	5 plus 1.5