3.1 Plus 12 Addition :

Number 1	Number 2	Answer
3.1	12	15.1

How to calculate 3.1 plus 12 ?

Let's break down the addition of 03.1 and 1200 step by step:

   03.1      <-- Start with the rightmost column
+  1200
---------

    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
+  1200
---------
     1


    Add the digits in the rightmost column:
        3 + 2 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   03.1
+  1200
---------
     5.1


    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.

   03.1
+  1200
---------
     15.1

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

The final result is 15.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
3.2	21	24.2	3.2 plus 21
3.3	25	28.3	3.3 plus 25
3.4	33	36.4	3.4 plus 33
6.9	5.9	12.8	6.9 plus 5.9
2.7	9.8	12.5	2.7 plus 9.8
1.8	9.7	11.5	1.8 plus 9.7