8.8 Plus 421 Addition :

Number 1	Number 2	Answer
8.8	421	429.8

How to calculate 8.8 plus 421 ?

Let's break down the addition of 008.8 and 42100 step by step:

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

    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.

   008.8
+  42100
---------
     8


    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.

   008.8
+  42100
---------
     9.8


    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.

   008.8
+  42100
---------
     29.8


    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.

   008.8
+  42100
---------
     429.8

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

The final result is 429.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
8.9	424	432.9	8.9 plus 424
9	431	440	9 plus 431
9.1	440	449.1	9.1 plus 440
8.2	6.4	14.6	8.2 plus 6.4
1.8	6.6	8.4	1.8 plus 6.6
9.2	3.1	12.3	9.2 plus 3.1