| The Terminator | Optimus Prime | GCIF | LCMmmmm | Happy Fibirthday! |
|---|---|---|---|---|
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factor
An integer that divides a given integer with no remainder.
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composite; 1,2,5,10,15,30,125,150
Is 150 prime, composite, or neither?
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2
What is the GCF of 18 and 70?
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18; 2x3x3
What is the LCM of 2 and 18?
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6, 9,12,15,18
Write the first five terms of a sequence if a(1)=6 and d=3.
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prime factor
A natural number greater than 1 with exactly two factors: 1 and itself.
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prime; 1,97
Is 97 prime, composite, or neither?
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18; 2x3x3
What is the GCF of 126 and 90?
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165; 3x5x11
What is the LCM of 15 and 33?
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-8, 16, -32, 64, -128
Write the first five terms of a sequence if a(1)=-8 and r=-2.
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greatest common factor (GCF)
The largest factor than divides into each of the given numbers.
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Answers will vary. Check with Miss Araneda :)
Give two numbers that are relatively prime and show that they are relatively prime using a factor tree.
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15; 3x5
What is the GCF of 75 and 270?
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40; 2x2x2x3x5x5
What is the LCM of 40 and 75?
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37; d=3
Find a(12) for the sequence 4, 7, 10, 13, 16, ...
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common ratio
The constant multiplier for a geometric sequence.
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neither; 1 is the only factor
Is 1 prime, composite, or neither?
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1; they are relatively prime
What is the GCF of 33 and 70?
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2,952; 2x2x2x3x3x41
What is the LCM of 72 and 123?
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-64; r=-2
Find a(7) for the sequence -1, 2, -4, 8, -16, ...
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least common multiple (LCM)
The smallest number that is evenly divided by each of the given numbers.
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prime; 1,2
Is 2 prime, composite, or neither?
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3
What is the GCF of 165 and 54?
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1,890; 2x3x3x3x5x7
What is the LCM of 270 and 42?
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3; r=1/2
Find a(7) for the sequence 192, 96, 48, 24, 12, ...
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