3.7 Plus 21 Addition :

Number 1	Number 2	Answer
3.7	21	24.7

How to calculate 3.7 plus 21 ?

Let's break down the addition of 03.7 and 2100 step by step:

   03.7      <-- 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.

   03.7
+  2100
---------
     7


    Add the digits in the rightmost column:
        3 + 1 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   03.7
+  2100
---------
     4.7


    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.

   03.7
+  2100
---------
     24.7

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

The final result is 24.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
3.8	30	33.8	3.8 plus 30
3.9	33	36.9	3.9 plus 33
4	40	44	4 plus 40
8	7	15	8 plus 7
8.7	2	10.7	8.7 plus 2
9.7	0.6	10.3	9.7 plus 0.6