perplexus.info :: Just Math : Unearthing Units Digit

Unearthing Units Digit (Posted on 2016-08-09)

Find the units digit of floor(N), where:

    10²⁰⁰⁰⁰
N = ---------
    10¹⁰⁰ + 3

*** For an extra challenge, solve this puzzle without using a computer program aided method.

See The Solution Submitted by K Sengupta

Rating: 5.0000 (1 votes)

Comments: ( You must be logged in to post comments.)

	Subject	Author	Date
	Solution	Brian Smith	2017-05-05 23:23:10

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (21)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info