7.7 Plus 9 Addition :

Number 1	Number 2	Answer
7.7	9	16.7

How to calculate 7.7 plus 9 ?

Let's break down the addition of 7.7 and 900 step by step:

   7.7      <-- Start with the rightmost column
+  900
---------

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

   7.7
+  900
---------
     7


    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
+  900
---------
     6.7

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

The final result is 16.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.8	12	19.8	7.8 plus 12
7.9	18	25.9	7.9 plus 18
8	23	31	8 plus 23
1.7	9.9	11.6	1.7 plus 9.9
5	1.4	6.4	5 plus 1.4
6.2	1.5	7.7	6.2 plus 1.5