1.2 Plus 4 Addition :

Number 1	Number 2	Answer
1.2	4	5.2

How to calculate 1.2 plus 4 ?

Let's break down the addition of 1.2 and 400 step by step:

   1.2      <-- Start with the rightmost column
+  400
---------

    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.

   1.2
+  400
---------
     2


    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.

   1.2
+  400
---------
     5.2

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

The final result is 5.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1.3	5	6.3	1.3 plus 5
1.4	13	14.4	1.4 plus 13
1.5	21	22.5	1.5 plus 21
5.6	6.4	12	5.6 plus 6.4
2.1	3.4	5.5	2.1 plus 3.4
9.1	2.6	11.7	9.1 plus 2.6