20.4 Plus 387.5 Addition :

Number 1	Number 2	Answer
20.4	387.5	407.9

How to calculate 20.4 plus 387.5 ?

Let's break down the addition of 020.4 and 387.5 step by step:

   020.4      <-- Start with the rightmost column
+  387.5
---------

    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
+  387.5
---------
     9


    Add the digits in the rightmost column:
        0 + 7 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   020.4
+  387.5
---------
     7.9


    Add the digits in the rightmost column:
        2 + 8 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   020.4
+  387.5
---------
     07.9


    Add the digits in the rightmost column:
        0 + 3 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   020.4
+  387.5
---------
     407.9

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

The final result is 407.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.5	390.5	411	20.5 plus 390.5
20.6	395.5	416.1	20.6 plus 395.5
20.7	404.5	425.2	20.7 plus 404.5
0.9	4	4.9	0.9 plus 4
7.3	7.1	14.4	7.3 plus 7.1
8.2	0.5	8.7	8.2 plus 0.5