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Seventh Grade (Grade 7) Primes, Factors, and Multiples Questions

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Grade 7 Primes, Factors, and Multiples
The largest of the common factors of two or more numbers is the
  1. Absolute Value
  2. Common Factor
  3. Greatest Common Factor
  4. Least Common Multiple
Grade 7 Primes, Factors, and Multiples
Which is the prime factorization of 540?
  1. 22×33×5
  2. 45×2×5
  3. 2×3×9×10
  4. 6×9×10
Grade 7 Primes, Factors, and Multiples
What is the prime factorization of 147?
  1. 2 x 3 x 7
  2. 7 x 7 x 7
  3. 4 x 7 x 7
  4. 3 x 7 x 7
Grade 7 Primes, Factors, and Multiples CCSS: 7.EE.A.1
Factor the expression using the positive GCF.
-30y+20
  1. 5(-6y + 4)
  2. 2(-15y + 10)
  3. 10(-3y + 2)
  4. 1(-30y + 20)
Grade 7 Primes, Factors, and Multiples CCSS: 7.EE.A.1
Factor the expression using the positive GCF.
8h - 10
  1. 2(4h - 5)
  2. -2(-4h + 5)
  3. 1(8h - 10)
  4. 4(2h - 5)
Grade 7 Primes, Factors, and Multiples CCSS: 7.EE.A.1
Factor the expression using the positive GCF.
12h+14
  1. 1(12h + 14)
  2. 2(6h + 7)
  3. 2(7h + 6)
  4. 6(2h + 2)
Grade 7 Primes, Factors, and Multiples
Write the prime-power factorization of 280.
  1. 24×3×7
  2. 23×3×5
  3. 23×5×7
  4. 23×3×7
Grade 7 Primes, Factors, and Multiples CCSS: 7.EE.A.1
Factor the expression using the positive GCF.
-32r-8
  1. 1(-32r -8)
  2. 16(-2r - 0.5)
  3. 4(-8r - 2)
  4. 8(-4r - 1)
Grade 7 Primes, Factors, and Multiples
Written in prime factorization form, what is the LCM of 6, 16, and 44?
  1. 2×3×11
  2. 27×3×11
  3. 24×11
  4. 24×3×11
Grade 7 Primes, Factors, and Multiples
What is the GCF of 90 and 324?
  1. 9
  2. 18
  3. 24
  4. 45
Grade 7 Primes, Factors, and Multiples
Find the Least Common Multiple of 18a and 24b.
  1. 72ab
  2. 72a2b2
  3. 6
  4. 6ab
Grade 7 Primes, Factors, and Multiples
Find the Lowest Common Multiple (LCM) of 24 and 20.
  1. 24
  2. 32
  3. 120
  4. 98
Grade 7 Primes, Factors, and Multiples
Find the prime factorization of 96.
Grade 7 Primes, Factors, and Multiples
Find the prime factorization of 54.
Grade 7 Primes, Factors, and Multiples
Find the prime factorization of 108.
Grade 7 Primes, Factors, and Multiples
Write the prime factorization of 216.
Grade 7 Primes, Factors, and Multiples
Find the GCF of 117 and 351.
Grade 7 Primes, Factors, and Multiples
Find the LCM of 100, 200, and 24.
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