Summer Math Packet Worksheet - 8th Grade, Grayslake Middle School Page 6
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1
2
3
4
5
6
7
8
9
10
11
12
13
14Fill in the blanks with <, >, or =.
11)
12)
2
−2 ____− 7
____ 0.6
3
E
:
XAMPLE
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*When adding and subtracting fractions, you must have a common denominator – use the LCM to find it!
Least Common Multiple of 6 & 8
6: 6, 12, 18, 24, 30, …
Once you find the LCM, change each
8: 8, 16, 24, 32, …
fraction to it’s equivalent.
6
7
+ 5
5
= 6
7×3
+ 5
5×4
8
6
8×3
6×4
21
20
= 6
+ 5
24
24
41
= 11
24
17
= 11+ 1
24
17
= 12
24
Perform the indicated operations.
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3
5
5
3
2
5
5
7
13)
14)
15)
16)
5
− 3
3
− 2
+
+
4
8
16
16
5
8
6
9
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E
:
XAMPLE
*When multiplying fractions, multiply straight across then simplify. All mixed numbers must be changed
to improper fractions. To simplify fractions, find the GCF and divide both the numerator and denominator.
5
4
8×2+5
4
2
×
=
×
8
7
8
7
21
4
=
×
8
7
84
=
56
84÷28
=
56÷28
3
=
2
1
= 1
2
1
1
3
8
17)
18)
5
⋅ 4
3
⋅
3
4
4
9
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