7.2 Plus 421.7 Addition :

Number 1	Number 2	Answer
7.2	421.7	428.9

How to calculate 7.2 plus 421.7 ?

Let's break down the addition of 007.2 and 421.7 step by step:

   007.2      <-- Start with the rightmost column
+  421.7
---------

    Add the digits in the rightmost column:
        2 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   007.2
+  421.7
---------
     9


    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.

   007.2
+  421.7
---------
     8.9


    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.

   007.2
+  421.7
---------
     28.9


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

   007.2
+  421.7
---------
     428.9

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

The final result is 428.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.3	425.7	433	7.3 plus 425.7
7.4	434.7	442.1	7.4 plus 434.7
7.5	442.7	450.2	7.5 plus 442.7
4.4	8.8	13.2	4.4 plus 8.8
1.3	4	5.3	1.3 plus 4
6.2	9	15.2	6.2 plus 9