42.3 Plus 78 Addition :

Number 1	Number 2	Answer
42.3	78	120.3

How to calculate 42.3 plus 78 ?

Let's break down the addition of 42.3 and 7800 step by step:

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

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

   42.3
+  7800
---------
     3


    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.

   42.3
+  7800
---------
     0.3


    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.

   42.3
+  7800
---------
     20.3

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

The final result is 120.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
42.4	80	122.4	42.4 plus 80
42.5	84	126.5	42.5 plus 84
42.6	91	133.6	42.6 plus 91
4	9.9	13.9	4 plus 9.9
1.5	8.7	10.2	1.5 plus 8.7
8.5	5.2	13.7	8.5 plus 5.2