4.7 Plus 21 Addition :

Number 1	Number 2	Answer
4.7	21	25.7

How to calculate 4.7 plus 21 ?

Let's break down the addition of 04.7 and 2100 step by step:

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

    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.

   04.7
+  2100
---------
     7


    Add the digits in the rightmost column:
        4 + 1 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   04.7
+  2100
---------
     5.7


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

   04.7
+  2100
---------
     25.7

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

The final result is 25.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
4.8	30	34.8	4.8 plus 30
4.9	38	42.9	4.9 plus 38
5	47	52	5 plus 47
3.7	3.5	7.2	3.7 plus 3.5
7.3	7.7	15	7.3 plus 7.7
6.8	8	14.8	6.8 plus 8