20.4 Plus 428.5 Addition :

Number 1	Number 2	Answer
20.4	428.5	448.9

How to calculate 20.4 plus 428.5 ?

Let's break down the addition of 020.4 and 428.5 step by step:

   020.4      <-- Start with the rightmost column
+  428.5
---------

    Add the digits in the rightmost column:
        4 + 5 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   020.4
+  428.5
---------
     9


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

   020.4
+  428.5
---------
     8.9


    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.

   020.4
+  428.5
---------
     48.9


    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.

   020.4
+  428.5
---------
     448.9

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

The final result is 448.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.5	437.5	458	20.5 plus 437.5
20.6	443.5	464.1	20.6 plus 443.5
20.7	452.5	473.2	20.7 plus 452.5
7.9	6.7	14.6	7.9 plus 6.7
9	8.2	17.2	9 plus 8.2
2.3	8.4	10.7	2.3 plus 8.4