30.2 Plus 21 Addition :

Number 1	Number 2	Answer
30.2	21	51.2

How to calculate 30.2 plus 21 ?

Let's break down the addition of 30.2 and 2100 step by step:

   30.2      <-- 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.

   30.2
+  2100
---------
     2


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

   30.2
+  2100
---------
     1.2


    Add the digits in the rightmost column:
        3 + 2 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   30.2
+  2100
---------
     51.2

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

The final result is 51.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
30.3	30	60.3	30.3 plus 30
30.4	32	62.4	30.4 plus 32
30.5	35	65.5	30.5 plus 35
7.5	9.6	17.1	7.5 plus 9.6
5.3	7.8	13.1	5.3 plus 7.8
1	3.2	4.2	1 plus 3.2