1.8 Plus 10.9 Addition :

Number 1	Number 2	Answer
1.8	10.9	12.7

How to calculate 1.8 plus 10.9 ?

Let's break down the addition of 01.8 and 10.9 step by step:

   01.8      <-- Start with the rightmost column
+  10.9
---------

    Add the digits in the rightmost column:
        8 + 9 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   01.8
+  10.9
---------
     7


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

   01.8
+  10.9
---------
     2.7


    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.

   01.8
+  10.9
---------
     12.7

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

The final result is 12.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1.9	19.9	21.8	1.9 plus 19.9
2	20.9	22.9	2 plus 20.9
2.1	22.9	25	2.1 plus 22.9
7	7	14	7 plus 7
6	1.4	7.4	6 plus 1.4
4.4	4.5	8.9	4.4 plus 4.5