13.8 Plus 64 Addition :

Number 1	Number 2	Answer
13.8	64	77.8

How to calculate 13.8 plus 64 ?

Let's break down the addition of 13.8 and 6400 step by step:

   13.8      <-- Start with the rightmost column
+  6400
---------

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

   13.8
+  6400
---------
     8


    Add the digits in the rightmost column:
        3 + 4 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   13.8
+  6400
---------
     7.8


    Add the digits in the rightmost column:
        1 + 6 + 0 = 7
        Write down 7 in the rightmost column, carry over 0 to the next column.

   13.8
+  6400
---------
     77.8

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

The final result is 77.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
13.9	66	79.9	13.9 plus 66
14	69	83	14 plus 69
14.1	76	90.1	14.1 plus 76
6.9	8	14.9	6.9 plus 8
1.5	4.3	5.8	1.5 plus 4.3
4	1.8	5.8	4 plus 1.8