80.8 Plus 421 Addition :

Number 1	Number 2	Answer
80.8	421	501.8

How to calculate 80.8 plus 421 ?

Let's break down the addition of 080.8 and 42100 step by step:

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

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

   080.8
+  42100
---------
     8


    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.

   080.8
+  42100
---------
     1.8


    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.

   080.8
+  42100
---------
     01.8


    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.

   080.8
+  42100
---------
     501.8

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

The final result is 501.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
80.9	424	504.9	80.9 plus 424
81	428	509	81 plus 428
81.1	432	513.1	81.1 plus 432
2.6	4.4	7	2.6 plus 4.4
1.5	4.5	6	1.5 plus 4.5
8.2	0.2	8.4	8.2 plus 0.2