21 Plus 989.4 Addition :

Number 1	Number 2	Answer
21	989.4	1010.4

How to calculate 21 plus 989.4 ?

Let's break down the addition of 02100 and 989.4 step by step:

   02100      <-- Start with the rightmost column
+  989.4
---------

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

   02100
+  989.4
---------
     4


    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.

   02100
+  989.4
---------
     04


    Add the digits in the rightmost column:
        1 + 9 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   02100
+  989.4
---------
     004


    Add the digits in the rightmost column:
        2 + 8 + 1 = 11
        Write down 1 in the rightmost column, carry over 1 to the next column.

   02100
+  989.4
---------
     1004


    Add the digits in the rightmost column:
        0 + 9 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   02100
+  989.4
---------
     01004

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

The final result is 101004.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.1	991.4	1012.5	21.1 plus 991.4
21.2	1000.4	1021.6	21.2 plus 1000.4
21.3	1006.4	1027.7	21.3 plus 1006.4
6.5	8.8	15.3	6.5 plus 8.8
7.5	5.7	13.2	7.5 plus 5.7
2.8	1.2	4	2.8 plus 1.2