20.7 Plus 668.5 Addition :

Number 1	Number 2	Answer
20.7	668.5	689.2

How to calculate 20.7 plus 668.5 ?

Let's break down the addition of 020.7 and 668.5 step by step:

   020.7      <-- Start with the rightmost column
+  668.5
---------

    Add the digits in the rightmost column:
        7 + 5 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   020.7
+  668.5
---------
     2


    Add the digits in the rightmost column:
        0 + 8 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   020.7
+  668.5
---------
     9.2


    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.

   020.7
+  668.5
---------
     89.2


    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.

   020.7
+  668.5
---------
     689.2

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

The final result is 689.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.8	677.5	698.3	20.8 plus 677.5
20.9	680.5	701.4	20.9 plus 680.5
21	685.5	706.5	21 plus 685.5
4.3	0.5	4.8	4.3 plus 0.5
3.8	6.3	10.1	3.8 plus 6.3
5	0.8	5.8	5 plus 0.8