Download Commutative Property of Multiplication

Computing with Rational
Numbers
Review Game
1.
Please select a Team.
2.
3.
4.
5.
0%
1
0%
2
0%
0%
3
4
0%
5
Calculate -97 + 51
a) 46
b) -148
c) -46
d) 148
0%
100 points
a)
0%
0%
b)
c)
0%
d)
What is the sum of 537 and its
opposite?
1.
2.
3.
4.
0
1074
-537
-1074
0%
100 points
1
0%
0%
2
3
0%
4
Calculate (-18) - 28
a) -10
b) 46
c) 10
d) -46
0%
200 points
a)
0%
0%
b)
c)
0%
d)
Team Scores
300
285.71
Dragons
Trolls
183.33
120
Knights
Dwarves
Calculate (-78) – (-64)?
a) 142
b) -14
c) -142
d) 14
0%
300 points
a)
0%
0%
b)
c)
0%
d)
Evaluate 1/2 + 7/8
a) 1 3/8
b) 3/8
c) 8/10
d) 1
0%
400 points
a)
0%
0%
b)
c)
0%
d)
Team Scores
1000
728.57
Dragons
Trolls
650
500
400
Knights
Dwarves
Wizards
Calculate -8 + -7
a) 15
b) 1
c) -15
d) -1
0%
100 points
a)
0%
0%
b)
c)
0%
d)
Participant Scores
1200
Participant 11
1200
1200
1200
1100
Participant 10
Participant 16
Participant 5
Participant 18
Calculate -18 + 9
a) 9
b) -576
c) -8
d) -9
0%
200 points
a)
0%
0%
b)
c)
0%
d)
Team Scores
1300
1000
Dragons
Trolls
950
760
700
Knights
Dwarves
Wizards
Evaluate 5.3 + 8.4 without
using a calculator
a) 13.7
b) -13.7
c) -3.1
d) 3.1
25%
a)
300 points
25%
25%
b)
c)
25%
d)
Solve 4/5 + 1/6
a)
b)
c)
d)
5/11
29/30
4/6
5/6
0%
400 points
a)
0%
0%
b)
c)
0%
d)
Team Scores
1620
1400
Dragons
Trolls
1350
1080
700
Knights
Dwarves
Wizards
What percentage of your current points
would you like to wager on the next
question? The category is “Fractions
and Decimals”.
1.
2.
3.
4.
5.
0%
25%
50%
75%
100%
Which of the following decimals is
equivalent to 7/8? Use long
division to convert.
1.
2.
3.
4.
0.875
0.78
_______
1.142857
___
0.875
0%
1.
0%
2.
0%
3.
0%
4.
Team Scores
2093.5
7
Trolls
1759.1
7
1590.6
Knights
1401
1090.6
Dragons
Wizards
Dwarves
Forty-two people joined Urban Active in
November and 55 people left the gym. Which
number sentence describes the change in gym
membership for the month of November?
1.
2.
3.
4.
55 - 42 = 13
42 + 13 = 55
42 – 55 = -13
55 – 13 = 42
0%
300 points
1
0%
0%
2
3
0%
4
Participant Scores
3901
3501
Participant 16
Participant 23
3101
3101
2751
Participant 11
Participant 13
Participant 2
In Youngstown, Ohio the temperature was
-5°F in the morning. If the temperature later
that afternoon was 18°F then what is the
change in temperature from morning to
afternoon?
1. 18o F
2. -13o F
o
3. 13 F
o
4. 23 F
0%
1
200 points
0%
2
0%
3
0%
4

3 2

4 5
Determine the sum
1/4 + 2/5
1.
2.
3.
4.
3/9
3/10
3/20
13/20
0%
300 points
1
0%
0%
2
3
0%
4
Team Scores
2423
2010
Trolls
Knights
1731.6
1602
1191.6
Dragons
Wizards
Dwarves
3.56 – 1.234
1.
2.
3.
4.
2.32
2.326
2.336
4.794
0%
1.
400 points
0%
2.
0%
3.
0%
4.
Robert wrote (5 - 11). Simplify this
expression
1.
2.
3.
4.
16
-16
-6
6
0%
400 points
1
0%
0%
2
3
0%
4
Team Scores
2994.4
3
Trolls
2676.6
7
2291.6
Knights
2002
1831.6
Dragons
Wizards
Dwarves
Which of the following is an example of
the Commutative Property of
Multiplication?
1.
2.
3.
4.
6 * (8 * 3) = (6 * 8) * 3
n = 1n
4(3 + 5) = (4 x 3) + (4 x 5)
7*5=5*7
0%
300 points
1
0%
0%
2
3
0%
4
Use the Distributive Property to
rewrite the following expression:
6 * (8 + 10)
1.
2.
3.
4.
(6 * 8) + (6 * 10)
6 * 80
6 * (10 + 8)
(6 * 8) + 10
0%
400 points
1
0%
0%
2
3
0%
4
Participant Scores
4702
4102
Participant 16
Participant 11
4102
3902
3552
Participant 13
Participant 23
Participant 2
Team Scores
2994.4
3
Trolls
2676.6
7
2291.6
Knights
2002
1831.6
Dragons
Wizards
Dwarves
Final Question
Choose the percentage of points you would
like to wager on the final question. The
category is “Calculating with Integers”.
1.
2.
3.
4.
5.
0%
25%
50%
75%
100%
Dwayne is playing a trivia game in which a player
gets 15 points for a correct response and loses 15
points for an incorrect response. He has
answered incorrectly on the first six questions. If
the first player to 150 points wins, how many
questions in a row will he have to answer correctly
to win the game?
1.
2.
3.
4.
10
16
12
15
0%
1
0%
2
0%
3
0%
4
Participant Scores
6855
5429.5
Participant 18
Participant 5
5329
5104
4992
Participant 1
Participant 3
Participant 15
Fastest Responders (in seconds)
75.96
93.5
Participant 3
Participant 5
93.91
104.23
106.63
Participant 1
Participant 18
Participant 4
Team MVP
Points
6855
5329
2002
5104
5429.5
Team
Knights
Trolls
Wizards
Dwarves
Dragons
Participant
18
1
30
3
5
Team Scores
4347.1
7
Knights
2156.6
8
Trolls
2002
1925.8
5
Wizards
Dwarves
1747.9
8
Dragons