80.4 Plus 421 Addition :

Number 1	Number 2	Answer
80.4	421	501.4

How to calculate 80.4 plus 421 ?

Let's break down the addition of 080.4 and 42100 step by step:

   080.4      <-- 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.

   080.4
+  42100
---------
     4


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

   080.4
+  42100
---------
     1.4


    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.

   080.4
+  42100
---------
     01.4


    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.

   080.4
+  42100
---------
     501.4

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

The final result is 501.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
80.5	423	503.5	80.5 plus 423
80.6	429	509.6	80.6 plus 429
80.7	437	517.7	80.7 plus 437
1	9	10	1 plus 9
0.6	7.6	8.2	0.6 plus 7.6
3.7	6.2	9.9	3.7 plus 6.2