Posted by Amber on Thursday, December 16, 2010 at 3:26pm.
I don't understand this at all! Please help!
Find the units digit for 7^197 without using a calculator. Explain how you found your answer.

7th Grade MathExponents  uihuhui, Tuesday, August 9, 2011 at 5:22pm
guiuyjhvvujhkjkb;

7th Grade MathExponents  Anonymous, Thursday, September 29, 2011 at 11:14pm
5+3(1620)+7
Answer This Question
Related Questions
 Math  Hi,I need to know how to do question like this without using a calculator...
 7th grade math  Q:The ratio of the perimeters of two square is 5 to 4. If the ...
 algebra math  If 3 is raised to the 59th power, i.e. 359, what is the units ...
 7th grade math  solve for k 4k8k+7=53 Please explain how you found your ...
 8th grade mathexponents  I can't quite write the problem, so I'll try to ...
 8th grade mathexponents  I can't quite write the problem, so I'll try to ...
 math  A three digit number is eleven times the twodigit formed by using the ...
 math  This is an SAT question of the day that I can't understand. The sum of ...
 7th grade Math  Could you please explain how i would answer a question such as ...
 Math  3) Explain how the laws of exponents work with rational exponents and ...
More Related Questions