100.1 Plus 421 Addition :

Number 1	Number 2	Answer
100.1	421	521.1

How to calculate 100.1 plus 421 ?

Let's break down the addition of 100.1 and 42100 step by step:

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

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

   100.1
+  42100
---------
     1


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

   100.1
+  42100
---------
     1.1


    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.

   100.1
+  42100
---------
     21.1


    Add the digits in the rightmost column:
        1 + 4 + 0 = 5
        Write down 5 in the rightmost column, carry over 0 to the next column.

   100.1
+  42100
---------
     521.1

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

The final result is 521.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
100.2	429	529.2	100.2 plus 429
100.3	430	530.3	100.3 plus 430
100.4	439	539.4	100.4 plus 439
4.6	0.2	4.8	4.6 plus 0.2
4	5.6	9.6	4 plus 5.6
2	1.2	3.2	2 plus 1.2