8.7 Plus 3 Addition :

Number 1	Number 2	Answer
8.7	3	11.7

How to calculate 8.7 plus 3 ?

Let's break down the addition of 8.7 and 300 step by step:

   8.7      <-- Start with the rightmost column
+  300
---------

    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.

   8.7
+  300
---------
     7


    Add the digits in the rightmost column:
        8 + 3 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   8.7
+  300
---------
     1.7

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

The final result is 11.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.8	7	15.8	8.8 plus 7
8.9	8	16.9	8.9 plus 8
9	13	22	9 plus 13
7.9	4.2	12.1	7.9 plus 4.2
8.6	4.3	12.9	8.6 plus 4.3
1.9	8.6	10.5	1.9 plus 8.6