8.7 Plus 7.8 Addition :

Number 1	Number 2	Answer
8.7	7.8	16.5

How to calculate 8.7 plus 7.8 ?

Let's break down the addition of 8.7 and 7.8 step by step:

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

    Add the digits in the rightmost column:
        7 + 8 + 1 = 15
        Write down 5 in the rightmost column, carry over 1 to the next column.

   8.7
+  7.8
---------
     5


    Add the digits in the rightmost column:
        8 + 7 + 1 = 16
        Write down 6 in the rightmost column, carry over 1 to the next column.

   8.7
+  7.8
---------
     6.5

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

The final result is 16.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.8	11.8	20.6	8.8 plus 11.8
8.9	19.8	28.7	8.9 plus 19.8
9	23.8	32.8	9 plus 23.8
9.8	6.9	16.7	9.8 plus 6.9
4	1.1	5.1	4 plus 1.1
2.4	8.9	11.3	2.4 plus 8.9