28.4 Plus 420 Addition :

Number 1	Number 2	Answer
28.4	420	448.4

How to calculate 28.4 plus 420 ?

Let's break down the addition of 028.4 and 42000 step by step:

   028.4      <-- Start with the rightmost column
+  42000
---------

    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.

   028.4
+  42000
---------
     4


    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.

   028.4
+  42000
---------
     8.4


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

   028.4
+  42000
---------
     48.4


    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.

   028.4
+  42000
---------
     448.4

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

The final result is 448.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
28.5	429	457.5	28.5 plus 429
28.6	432	460.6	28.6 plus 432
28.7	436	464.7	28.7 plus 436
4.4	4.9	9.3	4.4 plus 4.9
8.3	3.2	11.5	8.3 plus 3.2
4	7.7	11.7	4 plus 7.7