8.2 Plus 421.7 Addition :

Number 1	Number 2	Answer
8.2	421.7	429.9

How to calculate 8.2 plus 421.7 ?

Let's break down the addition of 008.2 and 421.7 step by step:

   008.2      <-- 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.

   008.2
+  421.7
---------
     9


    Add the digits in the rightmost column:
        8 + 1 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   008.2
+  421.7
---------
     9.9


    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.

   008.2
+  421.7
---------
     29.9


    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.

   008.2
+  421.7
---------
     429.9

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

The final result is 429.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.3	427.7	436	8.3 plus 427.7
8.4	433.7	442.1	8.4 plus 433.7
8.5	442.7	451.2	8.5 plus 442.7
2.4	8.4	10.8	2.4 plus 8.4
9.8	4	13.8	9.8 plus 4
4.1	9.4	13.5	4.1 plus 9.4