2.1 Plus 100 Addition :

Number 1	Number 2	Answer
2.1	100	102.1

How to calculate 2.1 plus 100 ?

Let's break down the addition of 002.1 and 10000 step by step:

   002.1      <-- Start with the rightmost column
+  10000
---------

    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.

   002.1
+  10000
---------
     1


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

   002.1
+  10000
---------
     2.1


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

   002.1
+  10000
---------
     02.1


    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.

   002.1
+  10000
---------
     102.1

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

The final result is 102.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
2.2	104	106.2	2.2 plus 104
2.3	105	107.3	2.3 plus 105
2.4	111	113.4	2.4 plus 111
4.9	0.6	5.5	4.9 plus 0.6
4.2	2.5	6.7	4.2 plus 2.5
8.4	6.1	14.5	8.4 plus 6.1