6.9 Plus 421 Addition :

Number 1	Number 2	Answer
6.9	421	427.9

How to calculate 6.9 plus 421 ?

Let's break down the addition of 006.9 and 42100 step by step:

   006.9      <-- Start with the rightmost column
+  42100
---------

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

   006.9
+  42100
---------
     9


    Add the digits in the rightmost column:
        6 + 1 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   006.9
+  42100
---------
     7.9


    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.

   006.9
+  42100
---------
     27.9


    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.

   006.9
+  42100
---------
     427.9

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

The final result is 427.9.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7	423	430	7 plus 423
7.1	425	432.1	7.1 plus 425
7.2	431	438.2	7.2 plus 431
7.5	4.8	12.3	7.5 plus 4.8
6.8	6.7	13.5	6.8 plus 6.7
1	1.2	2.2	1 plus 1.2