Warm Up Write each set of numbers in exponent form: 8 x 8 x 8 x 8 2) 4 x 4 x 4 3) 5 x 5 x 7 x 7 x 7 4) 6 x 6 x 6 x 2 x 2 x 2 x 2 x 2 Write each number out to show what you would multiply: 1) 64 2) 113 3) 87

Prime Factorization Prime Factorization-a composite number written as a product of prime numbers (we can use a factor tree to help us)

Write P for prime, C for composite or N for neither 17 25 51 1 11 49 9

Fill in the missing numbers of the factor trees 150 15 2 5 150 =

Fill in the missing numbers of the factor trees 210 210 = 21 5

Fill in the missing numbers of the factor trees 4 2 2 5

Write the prime factorization using exponents 90 = 175 = 550 =

Find the prime factorization of 60. A 3² • 10 B 2 • 3 • 10 C 2 • 2 • 15 D 2² • 3 • 5 Which is the prime factorization of 315? A 3³ • 5 B 3³ • 7 C 3² • 5 • 7 D 3 • 5² • 7

Find the prime factorization of 27. A 33 B 9 • 3 C 3 • 3 • 3 D 3² • 3