2.1 Plus 11 Addition :

Number 1	Number 2	Answer
2.1	11	13.1

How to calculate 2.1 plus 11 ?

Let's break down the addition of 02.1 and 1100 step by step:

   02.1      <-- Start with the rightmost column
+  1100
---------

    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.

   02.1
+  1100
---------
     1


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

   02.1
+  1100
---------
     3.1


    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.

   02.1
+  1100
---------
     13.1

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

The final result is 13.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.2	19	21.2	2.2 plus 19
2.3	26	28.3	2.3 plus 26
2.4	28	30.4	2.4 plus 28
2.7	2	4.7	2.7 plus 2
3.7	5.3	9	3.7 plus 5.3
9.7	1.3	11	9.7 plus 1.3