21.1 Plus 400.4 Addition :

Number 1	Number 2	Answer
21.1	400.4	421.5

How to calculate 21.1 plus 400.4 ?

Let's break down the addition of 021.1 and 400.4 step by step:

   021.1      <-- Start with the rightmost column
+  400.4
---------

    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.

   021.1
+  400.4
---------
     5


    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.

   021.1
+  400.4
---------
     1.5


    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.

   021.1
+  400.4
---------
     21.5


    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.

   021.1
+  400.4
---------
     421.5

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

The final result is 421.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
21.2	401.4	422.6	21.2 plus 401.4
21.3	403.4	424.7	21.3 plus 403.4
21.4	411.4	432.8	21.4 plus 411.4
2.1	9.5	11.6	2.1 plus 9.5
7.1	8.1	15.2	7.1 plus 8.1
9.8	5	14.8	9.8 plus 5