30.5 Plus 21 Addition :

Number 1	Number 2	Answer
30.5	21	51.5

How to calculate 30.5 plus 21 ?

Let's break down the addition of 30.5 and 2100 step by step:

   30.5      <-- 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.

   30.5
+  2100
---------
     5


    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.

   30.5
+  2100
---------
     1.5


    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.

   30.5
+  2100
---------
     51.5

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

The final result is 51.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
30.6	27	57.6	30.6 plus 27
30.7	34	64.7	30.7 plus 34
30.8	39	69.8	30.8 plus 39
5.9	5.3	11.2	5.9 plus 5.3
3.6	0.7	4.3	3.6 plus 0.7
1.3	6	7.3	1.3 plus 6