7.7 Plus 9.9 Addition :

Number 1	Number 2	Answer
7.7	9.9	17.6

How to calculate 7.7 plus 9.9 ?

Let's break down the addition of 7.7 and 9.9 step by step:

   7.7      <-- Start with the rightmost column
+  9.9
---------

    Add the digits in the rightmost column:
        7 + 9 + 1 = 16
        Write down 6 in the rightmost column, carry over 1 to the next column.

   7.7
+  9.9
---------
     6


    Add the digits in the rightmost column:
        7 + 9 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   7.7
+  9.9
---------
     7.6

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

The final result is 17.6.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	15.9	23.7	7.8 plus 15.9
7.9	21.9	29.8	7.9 plus 21.9
8	25.9	33.9	8 plus 25.9
6.4	7.4	13.8	6.4 plus 7.4
6.7	5.8	12.5	6.7 plus 5.8
3.7	2.5	6.2	3.7 plus 2.5