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	109	111.2	2.2 plus 109
2.3	112	114.3	2.3 plus 112
2.4	117	119.4	2.4 plus 117
0.3	6.7	7	0.3 plus 6.7
7.6	8.3	15.9	7.6 plus 8.3
8	9.4	17.4	8 plus 9.4