9 Plus 21.7 Addition :

Number 1	Number 2	Answer
9	21.7	30.7

How to calculate 9 plus 21.7 ?

Let's break down the addition of 0900 and 21.7 step by step:

   0900      <-- Start with the rightmost column
+  21.7
---------

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

   0900
+  21.7
---------
     7


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

   0900
+  21.7
---------
     07


    Add the digits in the rightmost column:
        9 + 1 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   0900
+  21.7
---------
     007


    Add the digits in the rightmost column:
        0 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   0900
+  21.7
---------
     3007

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

The final result is 3007.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.1	22.7	31.8	9.1 plus 22.7
9.2	28.7	37.9	9.2 plus 28.7
9.3	29.7	39	9.3 plus 29.7
1.3	7.3	8.6	1.3 plus 7.3
0.9	7.5	8.4	0.9 plus 7.5
9.8	5.4	15.2	9.8 plus 5.4