21.5 Plus 209 Addition :

Number 1	Number 2	Answer
21.5	209	230.5

How to calculate 21.5 plus 209 ?

Let's break down the addition of 021.5 and 20900 step by step:

   021.5      <-- Start with the rightmost column
+  20900
---------

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

   021.5
+  20900
---------
     5


    Add the digits in the rightmost column:
        1 + 9 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   021.5
+  20900
---------
     0.5


    Add the digits in the rightmost column:
        2 + 0 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   021.5
+  20900
---------
     30.5


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

   021.5
+  20900
---------
     230.5

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

The final result is 230.5.

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Number 1	Number 2	ANSWER:	HOW TO ?
21.6	216	237.6	21.6 plus 216
21.7	218	239.7	21.7 plus 218
21.8	222	243.8	21.8 plus 222
7.8	6	13.8	7.8 plus 6
7.9	3.2	11.1	7.9 plus 3.2
9.4	1.9	11.3	9.4 plus 1.9