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nov math review

Question	Answer
Which number is prime?	17
Which number is composite?	9
Which number has only two factors, 1 and itself?	11
Which is not prime?	33
Which number is composite?	9
What is the smallest prime number?	2
Which number is not composite?	13
Which is a prime number between 40 and 50?	47
Which number has more than two factors?	9
Which number is prime?	31
Which number is composite?	45
Which number is prime?	53
Which number is not prime?	63
Which number is composite?	75
Which number is prime?	83
Which number is even?	84
Which number is odd?	93
Which is an odd number?	27
Which number ends with an even digit?	68
Which of these is not odd?	12
Which number is odd?	31
Which number is even?	70
Which is odd?	85
Which number is even?	20
Which is odd?	37
A number ending in 0, 2, 4, 6, or 8 is ___	Even
A number divisible by 2 is always ___	Even
A number divisible by 5 ends in ___	0 or 5
Which number is divisible by 10?	20
Which number is divisible by 3?	18
Which number is divisible by 9?	36
Which number is divisible by 4?	12
Which number is divisible by 6?	12
Which number is divisible by 8?	16
Which number is divisible by 5?	25
What is true about a number divisible by 2 and 3?	It’s divisible by 6
Which number is divisible by 9?	54
Which rule fits divisibility by 10?	Last digit 0
A number whose digits sum to a multiple of 3 is divisible by ___	3
Which number is divisible by 5 and 10?	30
What operation comes first in (2 + 3) × 4?	Add
Which is done last: 2 + 3 × 4?	Add
What should be solved first in 6 – 3 × 2?	3 × 2
In (5 + 4) – 2, which is done first?	Add
In 2 × (3 + 4), what comes first?	Add
Which symbol shows multiplication?	×
In 10 – (4 + 3), what is inside the parentheses?	4 + 3
Which operation comes last in 2 + 4 × 3?	Add
Which is solved first in 12 ÷ (2 + 4)?	Add
Which step comes first in (6 – 4) × 3?	Subtract
The correct order of operations is ___	PEMDAS
In 2 + 3 × 4, which operation happens first?	Multiply
What is done last in (8 – 5) + 7?	Add
Parentheses tell you to ___	Do it first
In 4 × (2 + 1), the first operation is ___	Add
The mean is also called the ___	Average
The median is the ___	Middle number
The mode is the ___	Number that appears most
The range is ___	Difference between highest and lowest
The mean of {2,4,6} is ___	4
The median of {3,5,7} is ___	5
The mode of {2,2,4,6} is ___	2
The range of {1,4,7,9} is ___	8
Which set has a mode of 8?	{8,8,9}
The range of {10,20,30} is ___	20
The mean of {5,5,5} is ___	5
Which set has no mode?	{1,2,3}
The median of {2,4,6,8} is ___	5
The range of {9,9,9} is ___	0
Which set has a mode of 3?	{3,3,5}
The mean of {1,2,3,4,5} is ___	3
The median of {1,3,5,7,9} is ___	5
The range of {2,5,8} is ___	6
The mode of {4,4,5,6} is ___	4
The mean of {2,3,4,5} is ___	3.5
The median of {1,2,2,3,4} is ___	2
The range of {5,10,15,20} is ___	15
The mode of {7,7,8,9,9} is ___	7 and 9
The mean of {4,6,8,10} is ___	7
The median of {1,2,3,4,5,6} is ___	3.5
When flipping a coin, what is the chance of heads?	1/2
When rolling a number cube, probability of rolling a 3 = ___	1/6
What is the probability of rolling an even number on a die?	1/2
Chance of rolling a 7 on a six-sided die = ___	0
Probability of choosing a red marble if 4 red and 4 blue?	1/2
Pulling an ace from a deck of 52 cards ≈ ___	1/13
Choosing a vowel from A,B,C,D,E?	2/5
Probability of picking an odd number from 1–10?	5/10
A spinner has 4 equal parts: red, blue, green, yellow. Probability of green = ___	1/4
If you roll a die, chance of rolling less than 3 = ___	2/6
Probability of picking an even number from {2,4,6,8}?	1
Chance of picking a 10 from numbers 1–20?	1/20
If a coin is flipped twice, chance of heads both times = ___	1/4
Picking a consonant from A,B,C,D,E?	3/5
Rolling a die: probability of greater than 4?	2/6
If 3 out of 12 marbles are red, probability of red = ___	1/3
Probability of rolling an odd number on a cube?	1/2
Probability of choosing number 1–5 that is multiple of 2?	2/5
What is the probability of picking a prime number from 1–10?	4/10
If 8 marbles are red and 2 are blue, chance of red = ___	8/10

Created by: MrLittle5

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