8.5 Plus 12.9 Addition :

Number 1	Number 2	Answer
8.5	12.9	21.4

How to calculate 8.5 plus 12.9 ?

Let's break down the addition of 08.5 and 12.9 step by step:

   08.5      <-- Start with the rightmost column
+  12.9
---------

    Add the digits in the rightmost column:
        5 + 9 + 1 = 14
        Write down 4 in the rightmost column, carry over 1 to the next column.

   08.5
+  12.9
---------
     4


    Add the digits in the rightmost column:
        8 + 2 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   08.5
+  12.9
---------
     1.4


    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.

   08.5
+  12.9
---------
     21.4

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

The final result is 21.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.6	14.9	23.5	8.6 plus 14.9
8.7	15.9	24.6	8.7 plus 15.9
8.8	18.9	27.7	8.8 plus 18.9
1.2	8.8	10	1.2 plus 8.8
0.4	7.6	8	0.4 plus 7.6
1.1	0.8	1.9	1.1 plus 0.8