10.1 Plus 21 Addition :

Number 1	Number 2	Answer
10.1	21	31.1

How to calculate 10.1 plus 21 ?

Let's break down the addition of 10.1 and 2100 step by step:

   10.1      <-- 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.

   10.1
+  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.

   10.1
+  2100
---------
     1.1


    Add the digits in the rightmost column:
        1 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   10.1
+  2100
---------
     31.1

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

The final result is 31.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
10.2	27	37.2	10.2 plus 27
10.3	36	46.3	10.3 plus 36
10.4	41	51.4	10.4 plus 41
0.4	6.7	7.1	0.4 plus 6.7
5.1	8.3	13.4	5.1 plus 8.3
6	2	8	6 plus 2