20.7 Plus 669 Addition :

Number 1	Number 2	Answer
20.7	669	689.7

How to calculate 20.7 plus 669 ?

Let's break down the addition of 020.7 and 66900 step by step:

   020.7      <-- Start with the rightmost column
+  66900
---------

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

   020.7
+  66900
---------
     7


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

   020.7
+  66900
---------
     9.7


    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.

   020.7
+  66900
---------
     89.7


    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.

   020.7
+  66900
---------
     689.7

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

The final result is 689.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
20.8	672	692.8	20.8 plus 672
20.9	681	701.9	20.9 plus 681
21	683	704	21 plus 683
3	0.3	3.3	3 plus 0.3
7.1	3.7	10.8	7.1 plus 3.7
9.7	7.9	17.6	9.7 plus 7.9