Guided Practice - Averages - Find the Missing Member
Directions: Write an equation for each problem, then solve to find the missing member.
Click Answer to see if you are correct.
   
Answer {25, 16, 32, n}
mean = 28
   
Answer {1284, n}
mean = 1274
   
Answer {503, 922, 512, 361, n}
mean = 627
   
Answer {76, 84, 90, n}
mean = 88

Try a few on your own!
Extension Activity,
Averages - Find the Missing Member Page