21.3 Plus 646.4 Addition :

Number 1	Number 2	Answer
21.3	646.4	667.7

How to calculate 21.3 plus 646.4 ?

Let's break down the addition of 021.3 and 646.4 step by step:

   021.3      <-- Start with the rightmost column
+  646.4
---------

    Add the digits in the rightmost column:
        3 + 4 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   021.3
+  646.4
---------
     7


    Add the digits in the rightmost column:
        1 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   021.3
+  646.4
---------
     7.7


    Add the digits in the rightmost column:
        2 + 4 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   021.3
+  646.4
---------
     67.7


    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
+  646.4
---------
     667.7

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

The final result is 667.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.4	652.4	673.8	21.4 plus 652.4
21.5	661.4	682.9	21.5 plus 661.4
21.6	667.4	689	21.6 plus 667.4
5.9	8.2	14.1	5.9 plus 8.2
8.9	8.4	17.3	8.9 plus 8.4
2.7	6	8.7	2.7 plus 6