Lesson 5

Find Prime Factors

Est. Class Sessions: 1
X

Mathematical Standards

Standards for Mathematical Practice

MP1.
Make sense of problems and persevere in solving them.
MP2.
Reason quantitatively.
MP3.
Construct viable arguments and critique the reasoning of others.
MP6.
Attend to precision.
MP7.
Look for and make use of structure.
MP8.
Look for and express regularity in repeated reasoning.

Students find the prime factors of numbers. Strategies include using known factors, a factor tree, and calculators. Students rewrite numbers as a product of their prime factors using exponents.

Content in this Lesson

  • Finding the prime factorization of a number [E6].
  • Using exponents to express the prime factorization of number.
  • Finding all the factors of a number for numbers between 1 and 100 [E5].

Daily Practice and Problems O–P

O. Best Estimate

P. Divisibility Rules

X

Materials for Students

Daily Practice and Problems Lesson Homework Assessment

Student Books

 Student Guide
Student Activity Book

Teacher Resources

 Teacher Guide - digital

Supplies for Students

  • calculator

Materials for the Teacher

Assessment in this Lesson

Assessment Expectation Assessed

Find Prime Factors
Check-In: Question 10
Student Guide
Page 444

E5.
Find all the factors of a number for numbers between 1 and 100.
E6.
Find the prime factorization of a number.

Vocabulary in this Lesson