84.9 Plus 421 Addition :

Number 1	Number 2	Answer
84.9	421	505.9

How to calculate 84.9 plus 421 ?

Let's break down the addition of 084.9 and 42100 step by step:

   084.9      <-- Start with the rightmost column
+  42100
---------

    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.

   084.9
+  42100
---------
     9


    Add the digits in the rightmost column:
        4 + 1 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   084.9
+  42100
---------
     5.9


    Add the digits in the rightmost column:
        8 + 2 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   084.9
+  42100
---------
     05.9


    Add the digits in the rightmost column:
        0 + 4 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   084.9
+  42100
---------
     505.9

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

The final result is 505.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
85	424	509	85 plus 424
85.1	428	513.1	85.1 plus 428
85.2	437	522.2	85.2 plus 437
1.3	5.2	6.5	1.3 plus 5.2
7	0.4	7.4	7 plus 0.4
3.8	7.7	11.5	3.8 plus 7.7