21.5 Plus 388.4 Addition :

Number 1	Number 2	Answer
21.5	388.4	409.9

How to calculate 21.5 plus 388.4 ?

Let's break down the addition of 021.5 and 388.4 step by step:

   021.5      <-- Start with the rightmost column
+  388.4
---------

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

   021.5
+  388.4
---------
     9


    Add the digits in the rightmost column:
        1 + 8 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   021.5
+  388.4
---------
     9.9


    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.

   021.5
+  388.4
---------
     09.9


    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.

   021.5
+  388.4
---------
     409.9

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

The final result is 409.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.6	397.4	419	21.6 plus 397.4
21.7	403.4	425.1	21.7 plus 403.4
21.8	409.4	431.2	21.8 plus 409.4
3.5	4	7.5	3.5 plus 4
6.5	5.8	12.3	6.5 plus 5.8
9.7	8.7	18.4	9.7 plus 8.7