7.8 Plus 3 Addition :

Number 1	Number 2	Answer
7.8	3	10.8

How to calculate 7.8 plus 3 ?

Let's break down the addition of 7.8 and 300 step by step:

   7.8      <-- Start with the rightmost column
+  300
---------

    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.

   7.8
+  300
---------
     8


    Add the digits in the rightmost column:
        7 + 3 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   7.8
+  300
---------
     0.8

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

The final result is 10.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.9	6	13.9	7.9 plus 6
8	11	19	8 plus 11
8.1	14	22.1	8.1 plus 14
2.5	2.4	4.9	2.5 plus 2.4
5.8	1.7	7.5	5.8 plus 1.7
4.5	9.2	13.7	4.5 plus 9.2