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Unit 9: Number Theory Flashcards | StudBud
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Unit 9: Number Theory
Unit 9: Number Theory
14 terms
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Review game for Number Theory Test
Flashcards
14 cards
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Questions
14
Answers
1
Which shows the prime factorization in "product form" of 64?
8 x 8
2 x 2 x 2 x 2 x 2 x 2
4 x 2 x 4 x 2
4 x 2 x 2 x 2 x 2
2
What is the GCF of 24 and 36?
12
2
24
6
3
I'm giving every 10th child a hat and every 45th child a shirt. Which child will receive both?
90th child
5th child
18th child
10th child
4
Which set shows the "multiples" of 24?
24, 48, 72, 96, 120, 720
1, 2, 3, 4, 6, 8, 12, 24
5
Which number is divisible by 2, 3, and 6?
19
16
26
24
6
Order times from least to greatest: 11/10 hours, 1.75 hours, 1.2 hours, and 1 1/2 hours
11/10, 1.2, 1 1/2, 1.75
1.75, 1 1/2, 1.2, 11/10
11/10, 1.75, 1 1/2, 1.2
1.2, 1 1/2, 1.75, 11/10
7
I have 8 pencils and 48 erasers to arrange in equal rows. Greatest number of items in each row?
56
4
8
2
8
Which number is prime?
57
81
43
33
9
What is the decimal equal to 4 4/8?
4.4
4.05
4.5
4.48
10
What is the mixed number equal to 36/5?
7.2
7 2/10
6 1/5
7 1/5
11
What is the fraction equal to 0.35?
35/1000
3/5
35/100
7/20
12
What is the decimal equal to 1/5?
0.4
1.5
0.15
0.2
13
What is the improper fraction equal to 4 1/5?
21/5
10/5
4 5/1
9/5
14
What is the LCM of 45 and 63?
270
45
9
30
