21.7 Plus 687.6 Addition :

Number 1	Number 2	Answer
21.7	687.6	709.3

How to calculate 21.7 plus 687.6 ?

Let's break down the addition of 021.7 and 687.6 step by step:

   021.7      <-- Start with the rightmost column
+  687.6
---------

    Add the digits in the rightmost column:
        7 + 6 + 1 = 13
        Write down 3 in the rightmost column, carry over 1 to the next column.

   021.7
+  687.6
---------
     3


    Add the digits in the rightmost column:
        1 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   021.7
+  687.6
---------
     9.3


    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.

   021.7
+  687.6
---------
     09.3


    Add the digits in the rightmost column:
        0 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   021.7
+  687.6
---------
     709.3

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

The final result is 709.3.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.8	688.6	710.4	21.8 plus 688.6
21.9	696.6	718.5	21.9 plus 696.6
22	699.6	721.6	22 plus 699.6
3.1	0.4	3.5	3.1 plus 0.4
5.8	2.2	8	5.8 plus 2.2
3.5	1.7	5.2	3.5 plus 1.7