Student Name: _____________________________
Date: ________________
Probability Tic-Tac-Toe
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Number Bank
Decide who will be Player 1 and who will be Player 2.
1
1
Each player should complete his/her own tic-tac-toe board
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6
1
by filling in the spaces below with numbers from the
1
Number Bank. Your completed board does not need to
2
1
12
match your partner’s board.
8
Player 1 will choose any problem from Probability
Problems. Both players solve the problem in the space
2
9
provided and write an “X” on the answer on his/her own tic3
25
tac-toe board. Player 1 will explain his/her problem solving
process.
Player 2 will follow the same procedure, with play alternating between both players.
The first player to get three “X’s” in a row (horizontally, vertically, or diagonally) wins.
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1
9
9
16
Tic-Tac-Toe Board
Communicating about Mathematics
How are problem 1 and problem 3 similar? How are they different?
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© 2015 Region 4 Education Service Center
Probability Problems
1. A jar contains 10 marbles.
6 marbles are red, and
4 marbles are blue. If
2 marbles are chosen one
at a time without
replacement, what is the
probability that both
marbles will be red?
Work
2. You have two bags of
marbles. Each bag holds
one red, one white, and one
blue marble. You choose
one marble at random from
each bag. What is the
probability that both
marbles will be blue?
Work
3. A jar contains 10 marbles.
6 marbles are red, and
4 marbles are blue. If
2 marbles are chosen one
at a time with replacement,
what is the probability that
both marbles will be red?
4. You have one penny, one
nickel, one dime, and one
quarter. You select two
coins at random. What is
the probability that you will
have exactly $0.15?
5. Three coins are tossed.
What is the probability of
getting three tails?
Work
Work
6. You have one penny, one
nickel, and one dime in
your pocket. You select one
coin at random, return it to
your pocket, and then
select a second coin. What
is the probability that the
two coins will not match?
Work
7. The letters M, A, T, and H
are each written on a card
and put into a paper bag.
You select one card at
random, return it to the
bag, and then select a
second time. What is the
probability that both cards
will have consonants?
Work
8. The letters M, A, T, and H
are each written on a card
and put into a paper bag.
You select one card at
random and then select a
second card. What is the
probability that both cards
will have consonants?
Work
© 2015 Region 4 Education Service Center
192
Work
9. The letters M, A, T, and H
are each written on a card
and put into a paper bag.
You select one card at
random and then select a
second card. What is the
probability of getting the
M card followed by the
A card?
Work