28.7 Plus 420 Addition :

Number 1	Number 2	Answer
28.7	420	448.7

How to calculate 28.7 plus 420 ?

Let's break down the addition of 028.7 and 42000 step by step:

   028.7      <-- Start with the rightmost column
+  42000
---------

    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.

   028.7
+  42000
---------
     7


    Add the digits in the rightmost column:
        8 + 0 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   028.7
+  42000
---------
     8.7


    Add the digits in the rightmost column:
        2 + 2 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   028.7
+  42000
---------
     48.7


    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.

   028.7
+  42000
---------
     448.7

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

The final result is 448.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
28.8	427	455.8	28.8 plus 427
28.9	430	458.9	28.9 plus 430
29	431	460	29 plus 431
8	0.4	8.4	8 plus 0.4
4.5	0.7	5.2	4.5 plus 0.7
3.8	6.1	9.9	3.8 plus 6.1