47.2 Plus 21 Addition :

Number 1	Number 2	Answer
47.2	21	68.2

How to calculate 47.2 plus 21 ?

Let's break down the addition of 47.2 and 2100 step by step:

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

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

   47.2
+  2100
---------
     2


    Add the digits in the rightmost column:
        7 + 1 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   47.2
+  2100
---------
     8.2


    Add the digits in the rightmost column:
        4 + 2 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   47.2
+  2100
---------
     68.2

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

The final result is 68.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
47.3	25	72.3	47.3 plus 25
47.4	26	73.4	47.4 plus 26
47.5	34	81.5	47.5 plus 34
7.2	3.9	11.1	7.2 plus 3.9
9.1	5	14.1	9.1 plus 5
0.2	6.3	6.5	0.2 plus 6.3