21.2 Plus 659.7 Addition :

Number 1	Number 2	Answer
21.2	659.7	680.9

How to calculate 21.2 plus 659.7 ?

Let's break down the addition of 021.2 and 659.7 step by step:

   021.2      <-- Start with the rightmost column
+  659.7
---------

    Add the digits in the rightmost column:
        2 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   021.2
+  659.7
---------
     9


    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.

   021.2
+  659.7
---------
     0.9


    Add the digits in the rightmost column:
        2 + 5 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   021.2
+  659.7
---------
     80.9


    Add the digits in the rightmost column:
        0 + 6 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   021.2
+  659.7
---------
     680.9

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

The final result is 680.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.3	667.7	689	21.3 plus 667.7
21.4	674.7	696.1	21.4 plus 674.7
21.5	676.7	698.2	21.5 plus 676.7
1.2	5.8	7	1.2 plus 5.8
5.9	2.9	8.8	5.9 plus 2.9
8.8	3.8	12.6	8.8 plus 3.8