Factors
What is the difference between a prime and composite number?
Prime: has only one and the number itself as factors
Composite: Has factors beyond one and itself
Simplify the fraction 12/30
2/5
What is the LCM of 15 and 75?
75
a3 (a6) = _____
a9
Why is 13.5 x 106 not in scientific notation?
13.5 is not a number between 1 and 10
What is the prime factorization of 104?
2 × 2 × 2 × 13
Write a fraction in simplest form equivalent to 12/21
4/7
Find the lowest number equally divisible by 18 and 24
72
6c7 x 8c5d
48c12d
Write the number in scientific notation:
67,000,000
6.7 x 107
Factor the monomial: 98a3b2
2 x 7 x 7 x a x a x a x b x b
Simplify 22m2n/11mn2
2m/n
In what way are LCM and LCD similar?
The LCD is the LCM of the denominators of two fractions
9120
1
Write the number in scientific notation:
0.000000003409
3.409 x 10-9
Find the GFC of 12, 40, and 68
4
Which fraction is greater: 4/18 or 30/72?
30/72
What is the LCM of 4x3y5 and 7xy4z2
28x3y5z2
7d-3
7/d3
Write the number in standard form:
7.099 x 10 11
709,900,000,000
Find the GCF of 15xy2, 42x2y, and 63xy
3xy
Describe the process for writing equivalent fractions
Multiply or divide the numerator and denominator by the same number
A shop sells candles in packs of 12 and candle holders in packs of 8. What is the least number of packs of candles and holders Mrs. Gilbert should buy so there is exactly one holder for each candle?
The LCM is 24, so 2 packs of candles and 3 packs of candle holders
15d-2/10c-4
3c4/2d2
Compare using <,>, or =:
4.8 x 10-5 _____ 4.8 x 10-8
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