78.4 Plus 20 Addition :

Number 1	Number 2	Answer
78.4	20	98.4

How to calculate 78.4 plus 20 ?

Let's break down the addition of 78.4 and 2000 step by step:

   78.4      <-- Start with the rightmost column
+  2000
---------

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

   78.4
+  2000
---------
     4


    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.

   78.4
+  2000
---------
     8.4


    Add the digits in the rightmost column:
        7 + 2 + 0 = 9
        Write down 9 in the rightmost column, carry over 0 to the next column.

   78.4
+  2000
---------
     98.4

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

The final result is 98.4.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
78.5	24	102.5	78.5 plus 24
78.6	30	108.6	78.6 plus 30
78.7	39	117.7	78.7 plus 39
7.2	6.7	13.9	7.2 plus 6.7
4.3	1.5	5.8	4.3 plus 1.5
8	9.7	17.7	8 plus 9.7