8.5 Plus 21.7 Addition :

Number 1	Number 2	Answer
8.5	21.7	30.2

How to calculate 8.5 plus 21.7 ?

Let's break down the addition of 08.5 and 21.7 step by step:

   08.5      <-- Start with the rightmost column
+  21.7
---------

    Add the digits in the rightmost column:
        5 + 7 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   08.5
+  21.7
---------
     2


    Add the digits in the rightmost column:
        8 + 1 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   08.5
+  21.7
---------
     0.2


    Add the digits in the rightmost column:
        0 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   08.5
+  21.7
---------
     30.2

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

The final result is 30.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.6	30.7	39.3	8.6 plus 30.7
8.7	36.7	45.4	8.7 plus 36.7
8.8	45.7	54.5	8.8 plus 45.7
1.1	1.4	2.5	1.1 plus 1.4
8.1	7.1	15.2	8.1 plus 7.1
6	2.3	8.3	6 plus 2.3