3.1 Plus 21 Addition :

Number 1	Number 2	Answer
3.1	21	24.1

How to calculate 3.1 plus 21 ?

Let's break down the addition of 03.1 and 2100 step by step:

   03.1      <-- 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.

   03.1
+  2100
---------
     1


    Add the digits in the rightmost column:
        3 + 1 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   03.1
+  2100
---------
     4.1


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

   03.1
+  2100
---------
     24.1

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

The final result is 24.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
3.2	28	31.2	3.2 plus 28
3.3	35	38.3	3.3 plus 35
3.4	39	42.4	3.4 plus 39
2	5.3	7.3	2 plus 5.3
9.7	9.4	19.1	9.7 plus 9.4
0.7	1.1	1.8	0.7 plus 1.1