7.1 Plus 21 Addition :

Number 1	Number 2	Answer
7.1	21	28.1

How to calculate 7.1 plus 21 ?

Let's break down the addition of 07.1 and 2100 step by step:

   07.1      <-- Start with the rightmost column
+  2100
---------

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

   07.1
+  2100
---------
     1


    Add the digits in the rightmost column:
        7 + 1 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   07.1
+  2100
---------
     8.1


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

   07.1
+  2100
---------
     28.1

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

The final result is 28.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.2	23	30.2	7.2 plus 23
7.3	25	32.3	7.3 plus 25
7.4	30	37.4	7.4 plus 30
8.6	2.2	10.8	8.6 plus 2.2
4	1.9	5.9	4 plus 1.9
2	1.1	3.1	2 plus 1.1