21 Plus 878.4 Addition :

Number 1	Number 2	Answer
21	878.4	899.4

How to calculate 21 plus 878.4 ?

Let's break down the addition of 02100 and 878.4 step by step:

   02100      <-- Start with the rightmost column
+  878.4
---------

    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
+  878.4
---------
     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
+  878.4
---------
     04


    Add the digits in the rightmost column:
        1 + 8 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   02100
+  878.4
---------
     904


    Add the digits in the rightmost column:
        2 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   02100
+  878.4
---------
     9904


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

   02100
+  878.4
---------
     89904

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

The final result is 89904.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.1	886.4	907.5	21.1 plus 886.4
21.2	893.4	914.6	21.2 plus 893.4
21.3	899.4	920.7	21.3 plus 899.4
8.2	0.7	8.9	8.2 plus 0.7
0.9	8.2	9.1	0.9 plus 8.2
4	1.7	5.7	4 plus 1.7