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	7	14.9	7.9 plus 7
8	8	16	8 plus 8
8.1	9	17.1	8.1 plus 9
7.6	5.1	12.7	7.6 plus 5.1
3.5	2.2	5.7	3.5 plus 2.2
2.1	9.9	12	2.1 plus 9.9