4.7 Plus 4 Addition :

Number 1	Number 2	Answer
4.7	4	8.7

How to calculate 4.7 plus 4 ?

Let's break down the addition of 4.7 and 400 step by step:

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

    Add the digits in the rightmost column:
        7 + 0 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   4.7
+  400
---------
     7


    Add the digits in the rightmost column:
        4 + 4 + 0 = 8
        Write down 8 in the rightmost column, carry over 0 to the next column.

   4.7
+  400
---------
     8.7

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

The final result is 8.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
4.8	8	12.8	4.8 plus 8
4.9	10	14.9	4.9 plus 10
5	11	16	5 plus 11
4.7	6.6	11.3	4.7 plus 6.6
3.4	2.2	5.6	3.4 plus 2.2
5	0.3	5.3	5 plus 0.3