21.7 Plus 667.7 Addition :

Number 1	Number 2	Answer
21.7	667.7	689.4

How to calculate 21.7 plus 667.7 ?

Let's break down the addition of 021.7 and 667.7 step by step:

   021.7      <-- Start with the rightmost column
+  667.7
---------

    Add the digits in the rightmost column:
        7 + 7 + 1 = 14
        Write down 4 in the rightmost column, carry over 1 to the next column.

   021.7
+  667.7
---------
     4


    Add the digits in the rightmost column:
        1 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   021.7
+  667.7
---------
     9.4


    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.

   021.7
+  667.7
---------
     89.4


    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.

   021.7
+  667.7
---------
     689.4

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

The final result is 689.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.8	676.7	698.5	21.8 plus 676.7
21.9	684.7	706.6	21.9 plus 684.7
22	685.7	707.7	22 plus 685.7
9.3	9.3	18.6	9.3 plus 9.3
2.4	2.6	5	2.4 plus 2.6
1.2	6.3	7.5	1.2 plus 6.3