5.5 Plus 12.9 Addition :

Number 1	Number 2	Answer
5.5	12.9	18.4

How to calculate 5.5 plus 12.9 ?

Let's break down the addition of 05.5 and 12.9 step by step:

   05.5      <-- 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.

   05.5
+  12.9
---------
     4


    Add the digits in the rightmost column:
        5 + 2 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   05.5
+  12.9
---------
     8.4


    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.

   05.5
+  12.9
---------
     18.4

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

The final result is 18.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
5.6	18.9	24.5	5.6 plus 18.9
5.7	19.9	25.6	5.7 plus 19.9
5.8	26.9	32.7	5.8 plus 26.9
1.5	9	10.5	1.5 plus 9
7	1	8	7 plus 1
2.2	4.8	7	2.2 plus 4.8