87.2 Plus 421 Addition :

Number 1	Number 2	Answer
87.2	421	508.2

How to calculate 87.2 plus 421 ?

Let's break down the addition of 087.2 and 42100 step by step:

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

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

   087.2
+  42100
---------
     2


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

   087.2
+  42100
---------
     8.2


    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.

   087.2
+  42100
---------
     08.2


    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.

   087.2
+  42100
---------
     508.2

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

The final result is 508.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
87.3	426	513.3	87.3 plus 426
87.4	428	515.4	87.4 plus 428
87.5	431	518.5	87.5 plus 431
4	7.7	11.7	4 plus 7.7
8.1	9.2	17.3	8.1 plus 9.2
8.5	1.5	10	8.5 plus 1.5