20.9 Plus 667.8 Addition :

Number 1	Number 2	Answer
20.9	667.8	688.7

How to calculate 20.9 plus 667.8 ?

Let's break down the addition of 020.9 and 667.8 step by step:

   020.9      <-- Start with the rightmost column
+  667.8
---------

    Add the digits in the rightmost column:
        9 + 8 + 1 = 17
        Write down 7 in the rightmost column, carry over 1 to the next column.

   020.9
+  667.8
---------
     7


    Add the digits in the rightmost column:
        0 + 7 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   020.9
+  667.8
---------
     8.7


    Add the digits in the rightmost column:
        2 + 6 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   020.9
+  667.8
---------
     88.7


    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.

   020.9
+  667.8
---------
     688.7

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

The final result is 688.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21	672.8	693.8	21 plus 672.8
21.1	680.8	701.9	21.1 plus 680.8
21.2	686.8	708	21.2 plus 686.8
4.2	1.6	5.8	4.2 plus 1.6
9	3.5	12.5	9 plus 3.5
8.2	1.6	9.8	8.2 plus 1.6