2.1 Plus 18 Addition :

Number 1	Number 2	Answer
2.1	18	20.1

How to calculate 2.1 plus 18 ?

Let's break down the addition of 02.1 and 1800 step by step:

   02.1      <-- Start with the rightmost column
+  1800
---------

    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
+  1800
---------
     1


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   02.1
+  1800
---------
     0.1


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

   02.1
+  1800
---------
     20.1

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

The final result is 20.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.2	22	24.2	2.2 plus 22
2.3	27	29.3	2.3 plus 27
2.4	35	37.4	2.4 plus 35
7.6	2.4	10	7.6 plus 2.4
2.9	5.4	8.3	2.9 plus 5.4
0.2	1.8	2	0.2 plus 1.8