21.3 Plus 669.3 Addition :

Number 1	Number 2	Answer
21.3	669.3	690.6

How to calculate 21.3 plus 669.3 ?

Let's break down the addition of 021.3 and 669.3 step by step:

   021.3      <-- Start with the rightmost column
+  669.3
---------

    Add the digits in the rightmost column:
        3 + 3 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   021.3
+  669.3
---------
     6


    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.

   021.3
+  669.3
---------
     0.6


    Add the digits in the rightmost column:
        2 + 6 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   021.3
+  669.3
---------
     90.6


    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.

   021.3
+  669.3
---------
     690.6

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

The final result is 690.6.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.4	670.3	691.7	21.4 plus 670.3
21.5	674.3	695.8	21.5 plus 674.3
21.6	676.3	697.9	21.6 plus 676.3
5.1	0.6	5.7	5.1 plus 0.6
8.4	6	14.4	8.4 plus 6
1.4	1.3	2.7	1.4 plus 1.3