13.8 Plus 77 Addition :

Number 1	Number 2	Answer
13.8	77	90.8

How to calculate 13.8 plus 77 ?

Let's break down the addition of 13.8 and 7700 step by step:

   13.8      <-- Start with the rightmost column
+  7700
---------

    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
+  7700
---------
     8


    Add the digits in the rightmost column:
        3 + 7 + 1 = 10
        Write down 0 in the rightmost column, carry over 1 to the next column.

   13.8
+  7700
---------
     0.8


    Add the digits in the rightmost column:
        1 + 7 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   13.8
+  7700
---------
     90.8

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

The final result is 90.8.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
13.9	83	96.9	13.9 plus 83
14	84	98	14 plus 84
14.1	89	103.1	14.1 plus 89
1.2	0.7	1.9	1.2 plus 0.7
2.4	6.1	8.5	2.4 plus 6.1
0.6	2.4	3	0.6 plus 2.4