7.8 Plus 11 Addition :

Number 1	Number 2	Answer
7.8	11	18.8

How to calculate 7.8 plus 11 ?

Let's break down the addition of 07.8 and 1100 step by step:

   07.8      <-- Start with the rightmost column
+  1100
---------

    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.

   07.8
+  1100
---------
     8


    Add the digits in the rightmost column:
        7 + 1 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   07.8
+  1100
---------
     8.8


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

   07.8
+  1100
---------
     18.8

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

The final result is 18.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.9	13	20.9	7.9 plus 13
8	14	22	8 plus 14
8.1	15	23.1	8.1 plus 15
7.7	8	15.7	7.7 plus 8
9.7	9.8	19.5	9.7 plus 9.8
4.1	4.1	8.2	4.1 plus 4.1