30.1 Plus 21 Addition :

Number 1	Number 2	Answer
30.1	21	51.1

How to calculate 30.1 plus 21 ?

Let's break down the addition of 30.1 and 2100 step by step:

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

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

   30.1
+  2100
---------
     1


    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.

   30.1
+  2100
---------
     1.1


    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.

   30.1
+  2100
---------
     51.1

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

The final result is 51.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
30.2	23	53.2	30.2 plus 23
30.3	31	61.3	30.3 plus 31
30.4	39	69.4	30.4 plus 39
3.1	0.9	4	3.1 plus 0.9
7.8	1.5	9.3	7.8 plus 1.5
7.5	4.5	12	7.5 plus 4.5