28.4 Plus 397 Addition :

Number 1	Number 2	Answer
28.4	397	425.4

How to calculate 28.4 plus 397 ?

Let's break down the addition of 028.4 and 39700 step by step:

   028.4      <-- Start with the rightmost column
+  39700
---------

    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.

   028.4
+  39700
---------
     4


    Add the digits in the rightmost column:
        8 + 7 + 1 = 15
        Write down 5 in the rightmost column, carry over 1 to the next column.

   028.4
+  39700
---------
     5.4


    Add the digits in the rightmost column:
        2 + 9 + 1 = 12
        Write down 2 in the rightmost column, carry over 1 to the next column.

   028.4
+  39700
---------
     25.4


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

   028.4
+  39700
---------
     425.4

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

The final result is 425.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
28.5	398	426.5	28.5 plus 398
28.6	399	427.6	28.6 plus 399
28.7	405	433.7	28.7 plus 405
3	4.2	7.2	3 plus 4.2
4	6.9	10.9	4 plus 6.9
9.8	1.3	11.1	9.8 plus 1.3