Incoming 7th Grade Summer Packet Worksheet Page 9
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11th
Incoming 7
Grade Summer Packet
Objective: Multiply fractions and mixed numbers and express answers in simplest form.
Multiplying Fractions and Mixed Numbers:
1) Change Mixed numbers to improper fractions
2) Multiply numerators
3) Multiply denominators
4) Simplify if necessary
1
3
1
3
EX: multiply
EX: Multiply
6
2
8
3
7
1) No mixed numbers
3
45
1)
as an improper fraction
6
1
3
3
7
7
2)
2)
1
45
45
2
8
3
7
1
3
3
3)
1
45
45
3)
2
8
16
3
7
21
4) (can’t be simplified)
45
1
4) Simplified:
2
7
7
5
1
1
1
1.)
2.)
2
3
6
2
4
3
Objective: Multiply decimals.
Examples: Multiply 3.4 X 1.2
3.4
X 1.2
6 8 multiply 34 by 2 (ignore the decimal point)
+ 3 4 0 multiply 34 by 10 (the 1 is in the tens place)
4 0 8 add 68 and 340
3.4
(1 decimal place)
Count the number of decimal places in the original problem.
X 1.2
(1 decimal place)
Since there are 2 total decimal places, the answer should also
4.08
2 total decimal places
have 2 decimal places.
Answer 4.08
1.)
1.2 X 0.5
2.) Turkey cost $5.79 a pound. How much will 2.9 pounds
of turkey cost? Round to the nearest cent.
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