47.4 Plus 21 Addition :

Number 1	Number 2	Answer
47.4	21	68.4

How to calculate 47.4 plus 21 ?

Let's break down the addition of 47.4 and 2100 step by step:

   47.4      <-- 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.

   47.4
+  2100
---------
     4


    Add the digits in the rightmost column:
        7 + 1 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   47.4
+  2100
---------
     8.4


    Add the digits in the rightmost column:
        4 + 2 + 0 = 6
        Write down 6 in the rightmost column, carry over 0 to the next column.

   47.4
+  2100
---------
     68.4

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

The final result is 68.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
47.5	22	69.5	47.5 plus 22
47.6	28	75.6	47.6 plus 28
47.7	37	84.7	47.7 plus 37
7.1	3.9	11	7.1 plus 3.9
9.7	4.5	14.2	9.7 plus 4.5
7.1	4.9	12	7.1 plus 4.9