20.9 Plus 387 Addition :

Number 1	Number 2	Answer
20.9	387	407.9

How to calculate 20.9 plus 387 ?

Let's break down the addition of 020.9 and 38700 step by step:

   020.9      <-- Start with the rightmost column
+  38700
---------

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

   020.9
+  38700
---------
     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.

   020.9
+  38700
---------
     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.

   020.9
+  38700
---------
     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.

   020.9
+  38700
---------
     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 ?
21	390	411	21 plus 390
21.1	398	419.1	21.1 plus 398
21.2	407	428.2	21.2 plus 407
1.6	9.2	10.8	1.6 plus 9.2
4.1	3	7.1	4.1 plus 3
5.5	6.7	12.2	5.5 plus 6.7