4.2 Plus 21.5 Addition :

Number 1	Number 2	Answer
4.2	21.5	25.7

How to calculate 4.2 plus 21.5 ?

Let's break down the addition of 04.2 and 21.5 step by step:

   04.2      <-- Start with the rightmost column
+  21.5
---------

    Add the digits in the rightmost column:
        2 + 5 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   04.2
+  21.5
---------
     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.

   04.2
+  21.5
---------
     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.

   04.2
+  21.5
---------
     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 ?
4.3	27.5	31.8	4.3 plus 27.5
4.4	35.5	39.9	4.4 plus 35.5
4.5	43.5	48	4.5 plus 43.5
9.7	4.5	14.2	9.7 plus 4.5
2	4.5	6.5	2 plus 4.5
6.8	5.9	12.7	6.8 plus 5.9