3.1 Plus 18 Addition :

Number 1	Number 2	Answer
3.1	18	21.1

How to calculate 3.1 plus 18 ?

Let's break down the addition of 03.1 and 1800 step by step:

   03.1      <-- 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.

   03.1
+  1800
---------
     1


    Add the digits in the rightmost column:
        3 + 8 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   03.1
+  1800
---------
     1.1


    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.

   03.1
+  1800
---------
     21.1

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

The final result is 21.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
3.2	27	30.2	3.2 plus 27
3.3	34	37.3	3.3 plus 34
3.4	41	44.4	3.4 plus 41
6.3	2.7	9	6.3 plus 2.7
4.2	6.6	10.8	4.2 plus 6.6
8	4.7	12.7	8 plus 4.7