1.5 Plus 4 Addition :

Number 1	Number 2	Answer
1.5	4	5.5

How to calculate 1.5 plus 4 ?

Let's break down the addition of 1.5 and 400 step by step:

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

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

   1.5
+  400
---------
     5


    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.

   1.5
+  400
---------
     5.5

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

The final result is 5.5.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1.6	13	14.6	1.6 plus 13
1.7	18	19.7	1.7 plus 18
1.8	27	28.8	1.8 plus 27
0.5	9.5	10	0.5 plus 9.5
8.9	1.2	10.1	8.9 plus 1.2
0.9	1.1	2	0.9 plus 1.1