8.5 Plus 21 Addition :

Number 1	Number 2	Answer
8.5	21	29.5

How to calculate 8.5 plus 21 ?

Let's break down the addition of 08.5 and 2100 step by step:

   08.5      <-- Start with the rightmost column
+  2100
---------

    Add the digits in the rightmost column:
        5 + 0 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   08.5
+  2100
---------
     5


    Add the digits in the rightmost column:
        8 + 1 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   08.5
+  2100
---------
     9.5


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

   08.5
+  2100
---------
     29.5

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

The final result is 29.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.6	24	32.6	8.6 plus 24
8.7	32	40.7	8.7 plus 32
8.8	39	47.8	8.8 plus 39
0.3	5.2	5.5	0.3 plus 5.2
7.3	1.5	8.8	7.3 plus 1.5
9	8.7	17.7	9 plus 8.7