87.4 Plus 421 Addition :

Number 1	Number 2	Answer
87.4	421	508.4

How to calculate 87.4 plus 421 ?

Let's break down the addition of 087.4 and 42100 step by step:

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

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

   087.4
+  42100
---------
     4


    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.

   087.4
+  42100
---------
     8.4


    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.

   087.4
+  42100
---------
     08.4


    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.

   087.4
+  42100
---------
     508.4

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

The final result is 508.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
87.5	423	510.5	87.5 plus 423
87.6	424	511.6	87.6 plus 424
87.7	430	517.7	87.7 plus 430
7.6	8.9	16.5	7.6 plus 8.9
3	9.8	12.8	3 plus 9.8
3.3	1.8	5.1	3.3 plus 1.8