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6th Grade Math Chapter 1 Review Glencoe
Prime Factors and Powers and Exponents
Question:
Is the number 11 prime or composite?
Answer: prime
Question:
Given an example (a specific number) of a composite number.
Answer: Answers will vary (any even number 2, 4, 6, etc...; 15, 21, etc...)
Question:
What is 7³?
Answer: 343
Question:
What is the square root of √121?
Answer: 11
Question:
Find the prime factorization of 72 using exponents.
Answer: 2³ x 3²
Order of Operations
Question:
4 + 3 x 5
Answer: 19
Question: (26 + 5) x 2 - 15
Answer: 47
Question:
18 ÷ (2 + 7) x 2 +1
Answer: 5
Question:
5³ - 12 ÷ 3
Answer: 121
Question: 9 + 4³ x (20-8) ÷ 2 + 6
Answer: 399
Algebra: Variables and Functions
Question:
If b=25 then solve 16 + b=?
Answer: 41
Question:
If k=15, then solve 5k x 2=?
Answer: 150
Question: Fill in the missing numbers from the function table.
x x + 7
10 17
12 ?
14 ?
Answer: 12 19
14 21
Question: What is the output function for this table?
Input Output
0 0
4 1
16 4
Answer: x ÷ 4
Question: What is the output function for this table?
Input Output
3 7
4 9
5 11
Answer: x ∙ 2 + 1
Algebra: Equations
Question:
9 + w = 17
w= 7, 8, 9
Answer: 8
Question:
24 - y = 12
Answer: 12
Question:
10m = 90
m = ?
Answer: 9
Question:
d ÷ 3 = 6
d = ?
Answer: 18
Question:
If p is equals 3, then is this statement true? Why or Why not?
4p + 3 = 18
Answer: No, if p = 3 then the answer would be 15.
Area Formulas
Question: The formula for:
the area of a rectangle is A=_____
the area of a square is A=______
Answer: the area of a rectangle is A=lxw or A= length x width
the area of a square is A=s² or A= sides squared
Question: What is the area of a rectangle that the length is 8 yards and the width is 3 yards?
Answer: 24 square yards or yd²
Question: What is the area of a square whose sides are 20 cm?
Answer: 400 cm²
Question: The floor of a domed camping tent measures 7 feet by 9 feet. What is the area of the floor of the tent?
Answer: 63 ft.²
Question: The Jenkins are replacing the flooring in their kitchen with ceramic tiles. They are deciding between 12-inch square tiles and 6 inch square tiles. What is the difference in the area of the 2 tiles they are considering?
Answer: 108 in.²