100.8 Plus 721 Addition :

Number 1	Number 2	Answer
100.8	721	821.8

How to calculate 100.8 plus 721 ?

Let's break down the addition of 100.8 and 72100 step by step:

   100.8      <-- Start with the rightmost column
+  72100
---------

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

   100.8
+  72100
---------
     8


    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.

   100.8
+  72100
---------
     1.8


    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.

   100.8
+  72100
---------
     21.8


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

   100.8
+  72100
---------
     821.8

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

The final result is 821.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
100.9	723	823.9	100.9 plus 723
101	724	825	101 plus 724
101.1	731	832.1	101.1 plus 731
1	1.8	2.8	1 plus 1.8
7.7	7.4	15.1	7.7 plus 7.4
1.2	4.3	5.5	1.2 plus 4.3