2.9 Plus 18 Addition :

Number 1	Number 2	Answer
2.9	18	20.9

How to calculate 2.9 plus 18 ?

Let's break down the addition of 02.9 and 1800 step by step:

   02.9      <-- Start with the rightmost column
+  1800
---------

    Add the digits in the rightmost column:
        9 + 0 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   02.9
+  1800
---------
     9


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   02.9
+  1800
---------
     0.9


    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.

   02.9
+  1800
---------
     20.9

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

The final result is 20.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
3	26	29	3 plus 26
3.1	30	33.1	3.1 plus 30
3.2	38	41.2	3.2 plus 38
0.4	0.8	1.2	0.4 plus 0.8
4	6.8	10.8	4 plus 6.8
2.7	1.8	4.5	2.7 plus 1.8