7.4 Plus 21 Addition :

Number 1	Number 2	Answer
7.4	21	28.4

How to calculate 7.4 plus 21 ?

Let's break down the addition of 07.4 and 2100 step by step:

   07.4      <-- 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.

   07.4
+  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.

   07.4
+  2100
---------
     8.4


    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.

   07.4
+  2100
---------
     28.4

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

The final result is 28.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.5	23	30.5	7.5 plus 23
7.6	25	32.6	7.6 plus 25
7.7	28	35.7	7.7 plus 28
2.7	6.3	9	2.7 plus 6.3
5.5	0.3	5.8	5.5 plus 0.3
7.3	9	16.3	7.3 plus 9