82.4 Plus 21 Addition :

Number 1	Number 2	Answer
82.4	21	103.4

How to calculate 82.4 plus 21 ?

Let's break down the addition of 82.4 and 2100 step by step:

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

    Add the digits in the rightmost column:
        4 + 0 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   82.4
+  2100
---------
     4


    Add the digits in the rightmost column:
        2 + 1 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   82.4
+  2100
---------
     3.4


    Add the digits in the rightmost column:
        8 + 2 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   82.4
+  2100
---------
     03.4

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

The final result is 103.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
82.5	25	107.5	82.5 plus 25
82.6	28	110.6	82.6 plus 28
82.7	31	113.7	82.7 plus 31
1.7	6.8	8.5	1.7 plus 6.8
3.2	4.3	7.5	3.2 plus 4.3
3	0.6	3.6	3 plus 0.6