21.9 Plus 721 Addition :

Number 1	Number 2	Answer
21.9	721	742.9

How to calculate 21.9 plus 721 ?

Let's break down the addition of 021.9 and 72100 step by step:

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

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

   021.9
+  72100
---------
     9


    Add the digits in the rightmost column:
        1 + 1 + 0 = 2
        Write down 2 in the rightmost column, carry over 0 to the next column.

   021.9
+  72100
---------
     2.9


    Add the digits in the rightmost column:
        2 + 2 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   021.9
+  72100
---------
     42.9


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

   021.9
+  72100
---------
     742.9

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

The final result is 742.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
22	730	752	22 plus 730
22.1	738	760.1	22.1 plus 738
22.2	743	765.2	22.2 plus 743
4.7	8.2	12.9	4.7 plus 8.2
3.8	6.5	10.3	3.8 plus 6.5
3.6	3.9	7.5	3.6 plus 3.9