1.7 Plus 20 Addition :

Number 1	Number 2	Answer
1.7	20	21.7

How to calculate 1.7 plus 20 ?

Let's break down the addition of 01.7 and 2000 step by step:

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

    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.

   01.7
+  2000
---------
     7


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

   01.7
+  2000
---------
     1.7


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

   01.7
+  2000
---------
     21.7

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

The final result is 21.7.

Similar Summation Operations :

Number 1	Number 2	ANSWER:	HOW TO ?
1.8	28	29.8	1.8 plus 28
1.9	35	36.9	1.9 plus 35
2	37	39	2 plus 37
8.9	3.9	12.8	8.9 plus 3.9
6.6	6.6	13.2	6.6 plus 6.6
9.9	7.4	17.3	9.9 plus 7.4