1.2 Plus 3 Addition :

Number 1	Number 2	Answer
1.2	3	4.2

How to calculate 1.2 plus 3 ?

Let's break down the addition of 1.2 and 300 step by step:

   1.2      <-- Start with the rightmost column
+  300
---------

    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
+  300
---------
     2


    Add the digits in the rightmost column:
        1 + 3 + 0 = 4
        Write down 4 in the rightmost column, carry over 0 to the next column.

   1.2
+  300
---------
     4.2

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

The final result is 4.2.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1.3	4	5.3	1.3 plus 4
1.4	10	11.4	1.4 plus 10
1.5	15	16.5	1.5 plus 15
6	0.5	6.5	6 plus 0.5
1.6	3.5	5.1	1.6 plus 3.5
2.4	5.5	7.9	2.4 plus 5.5