9.4 Plus 21 Addition :

Number 1	Number 2	Answer
9.4	21	30.4

How to calculate 9.4 plus 21 ?

Let's break down the addition of 09.4 and 2100 step by step:

   09.4      <-- Start with the rightmost column
+  2100
---------

    Add the digits in the rightmost column:
        4 + 0 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   09.4
+  2100
---------
     4


    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.

   09.4
+  2100
---------
     0.4


    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.

   09.4
+  2100
---------
     30.4

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

The final result is 30.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
9.5	28	37.5	9.5 plus 28
9.6	31	40.6	9.6 plus 31
9.7	38	47.7	9.7 plus 38
4.5	8.2	12.7	4.5 plus 8.2
3.3	5.7	9	3.3 plus 5.7
3.8	7	10.8	3.8 plus 7