8.4 Plus 420.2 Addition :

Number 1	Number 2	Answer
8.4	420.2	428.6

How to calculate 8.4 plus 420.2 ?

Let's break down the addition of 008.4 and 420.2 step by step:

   008.4      <-- Start with the rightmost column
+  420.2
---------

    Add the digits in the rightmost column:
        4 + 2 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   008.4
+  420.2
---------
     6


    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.

   008.4
+  420.2
---------
     8.6


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

   008.4
+  420.2
---------
     28.6


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

   008.4
+  420.2
---------
     428.6

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

The final result is 428.6.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.5	423.2	431.7	8.5 plus 423.2
8.6	426.2	434.8	8.6 plus 426.2
8.7	435.2	443.9	8.7 plus 435.2
4.3	7	11.3	4.3 plus 7
4.8	7	11.8	4.8 plus 7
3.4	6.1	9.5	3.4 plus 6.1