17.2 Plus 421 Addition :

Number 1	Number 2	Answer
17.2	421	438.2

How to calculate 17.2 plus 421 ?

Let's break down the addition of 017.2 and 42100 step by step:

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

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

   017.2
+  42100
---------
     2


    Add the digits in the rightmost column:
        7 + 1 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   017.2
+  42100
---------
     8.2


    Add the digits in the rightmost column:
        1 + 2 + 0 = 3
        Write down 3 in the rightmost column, carry over 0 to the next column.

   017.2
+  42100
---------
     38.2


    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.

   017.2
+  42100
---------
     438.2

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

The final result is 438.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
17.3	425	442.3	17.3 plus 425
17.4	434	451.4	17.4 plus 434
17.5	437	454.5	17.5 plus 437
2.5	4	6.5	2.5 plus 4
6	9.3	15.3	6 plus 9.3
1.5	1.8	3.3	1.5 plus 1.8