7.1 Plus 421 Addition :

Number 1	Number 2	Answer
7.1	421	428.1

How to calculate 7.1 plus 421 ?

Let's break down the addition of 007.1 and 42100 step by step:

   007.1      <-- 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.

   007.1
+  42100
---------
     1


    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.

   007.1
+  42100
---------
     8.1


    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.

   007.1
+  42100
---------
     28.1


    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.

   007.1
+  42100
---------
     428.1

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

The final result is 428.1.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
7.2	428	435.2	7.2 plus 428
7.3	433	440.3	7.3 plus 433
7.4	441	448.4	7.4 plus 441
0.4	9.3	9.7	0.4 plus 9.3
1.8	3.7	5.5	1.8 plus 3.7
7.3	4	11.3	7.3 plus 4