2.9 Plus 2.1 Addition :

Number 1	Number 2	Answer
2.9	2.1	5

How to calculate 2.9 plus 2.1 ?

Let's break down the addition of 2.9 and 2.1 step by step:

   2.9      <-- Start with the rightmost column
+  2.1
---------

    Add the digits in the rightmost column:
        9 + 1 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   2.9
+  2.1
---------
     0


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

   2.9
+  2.1
---------
     5.0

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

The final result is 5.0.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
3	8.1	11.1	3 plus 8.1
3.1	11.1	14.2	3.1 plus 11.1
3.2	12.1	15.3	3.2 plus 12.1
9.9	0.5	10.4	9.9 plus 0.5
7.5	6.8	14.3	7.5 plus 6.8
6	7.4	13.4	6 plus 7.4