9.7 Plus 669 Addition :

Number 1	Number 2	Answer
9.7	669	678.7

How to calculate 9.7 plus 669 ?

Let's break down the addition of 009.7 and 66900 step by step:

   009.7      <-- 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.

   009.7
+  66900
---------
     7


    Add the digits in the rightmost column:
        9 + 9 + 1 = 18
        Write down 8 in the rightmost column, carry over 1 to the next column.

   009.7
+  66900
---------
     8.7


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

   009.7
+  66900
---------
     78.7


    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.

   009.7
+  66900
---------
     678.7

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

The final result is 678.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.8	673	682.8	9.8 plus 673
9.9	681	690.9	9.9 plus 681
10	684	694	10 plus 684
7.6	2.7	10.3	7.6 plus 2.7
0.6	7.6	8.2	0.6 plus 7.6
1.6	2.2	3.8	1.6 plus 2.2