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Bellringers2nd Nine Weeks
Turn each fraction into its equivalent decimal.1.
2.
3.
October 12, 2010
8
3
12
5
18
4
Change the decimals into their equivalent fractions.1. 0.102
2. 0.0064
3. 1.25
October 13, 2010
Simplify the expressions.1.
2.
3.
October 18, 2010
5
131671511
8
9187774764997782
6
483926504231
Find the central tendencies of the data◦ 12, 14, 53, 92, 87, 72, 12, 100, 72, 53, 12, 51, 94,
67, 12, 88, 84, 46, 72, 71, 61, 64, 84, 81, 99, 11
◦ Mean=◦ Median=◦ Mode=◦ Range=
October 19, 2010
Figure out which value makes the equation true.
◦ 4◦ -3◦ 2◦ 10◦ -12
October 20, 2010
149108)10(3 xxx
Figure out which value makes the equation true.
◦ -1◦ 0◦ 2◦ 1
October 25, 2010
xxx 118)3(2
October 26, 2010Solve the equations.
)1423(9 k81k
2
1
3
2f
94k5k
57k
123 m16g
16l
2k
9m
193 l
412 g
2
1
5
2k
10
1k
6
1f
October 27, 2010Solve the equations.
)3(2)6( b0b
44h0h
07d
143 m
23a
0n
7d
0m
2)2( n
a 1211
October 28, 2010Solve the equations.
1020)6( b16b
14)4( h10h
0)7( d
143 m
1a
10n
7d
8m
12)2( n
)(1211 a
November 1, 2010 Simplify the expressions.
1.
2.
3.
7
1
8
3
4
3
2
1
4
3
3
12
November 2, 2010 Simplify the expressions.
1.
2.
3.
23
1223
21192
917
10)8(51552
November 3, 2010 Simplify the expressions.
1.
2.
3.
ba 523
yx
3
2
2
112
qpq 265235
November 4, 2010 Simplify the expressions.
1.
2.
3.
103050203 aba
18
11
12
7
4
324 yx
ghg 121239611
November 9, 2010 Simplify the expressions.
1.
2.
3.
27
20
5
3
39
12
13
10
1002.7
November 10, 2010 Simplify the expressions.
1.
2.
3.
36
39
52
27
28
27
14
11
000,10067.45
November 12, 2010 Simplify the expressions.
1.
2.
3.
35
18
25
12
39
35
26
21
000,000,10001023.0
I am thinking of a number; can you figure out what it is?1. If you multiply it by three and subtract 11 you
get 10. What is the number?
2. If you increase this number by 7 and then multiply it by 5 you get -100. What is the number?
November 15, 2010
I have a number in mind. If I divide it by 4, increase it 11, multiply it by -7, and then increase it by -37 I get -23. What was my original number?
November 16, 2010
Three consecutive even numbers have a sum of 48. What are the numbers?
November 17, 2010
I have a number in mind. If I increase it by 5, divide it by 2, multiply it by -7, and then increase it by 35 I get 0. What was my original number?
November 18, 2010
Find the mean, median, mode, and range of the data: 32, 51, 72, 49, and 51.
November 22, 2010
Solve the equations.1.
2.
3.
November 29, 2010
36
x
567 y
4626 a
The length of the rectangle is twice the width.
1. Write an equation to represent the relationship between the length and the width.
2. Use your equation to find the dimensions of the rectangle.
November 30, 2010
w
3w - 18
Twice the greater of two consecutive odd integers is 13 less than three times the lesser. What are the integers?
December 2, 2010
