The Council of the Great City Schools, Illustrative Mathematics, and Achieve collaborated on the development of an online professional development module to deepen understanding of the Fractions Progression - a critical focus in the college-and career-readiness standards.  Access to the materials is available through the Illustrative Mathematics website using the links below:

Introduction

Video:  http://www.youtube.com/watch?v=X9NFEZIkoH0

Unit 1—Meaning of Unit Fractions

Video: http://www.youtube.com/watch?v=9Z_yLiwbEf0

Task 1 (Find 1): http://illustrativemathematics.org/illustrations/169

Task 2 (Comparing Sums of Fractions): http://illustrativemathematics.org/illustrations/831

Task 3 (Representing half of a Rectangle): http://illustrativemathematics.org/illustrations/827

Unit 2—Equivalent Fractions

Video: http://www.youtube.com/watch?v=lRTeNZaaLMI

Task 1 (Fraction Equivalence): http://illustrativemathematics.org/illustrations/154

Task 2 (Visual Fraction Equivalence): http://illustrativemathematics.org/illustrations/743

Unit 3—Comparing Fractions

Video: http://www.youtube.com/watch?v=hm5DI_zlSD8

Task 1 (Ordering Fractions): http://illustrativemathematics.org/illustrations/460

Task 2 (Using Benchmarks to Compare Fractions): http://illustrativemathematics.org/illustrations/812

Unit 4—Addition of Fractions

Video: http://www.youtube.com/watch?v=0ZblmRwktTo

Task 1 (Finding Common Denominators to Subtract):

http://illustrativemathematics.org/illustrations/859

Task 2 : (Making 22 Seventeenths in Different Ways):

http://illustrativemathematics.org/illustrations/837

Task 3 (Writing a Mixed Number as an Equivalent Fraction):

http://illustrativemathematics.org/illustrations/835

Task 4 (Do these Add UP?): http://illustrativemathematics.org/illustrations/481

Unit 5—Multiplication of Fractions (part 1)

Video: http://www.youtube.com/watch?v=F1QtzR-0_Dc

Task 1 (Running a Mile): http://illustrativemathematics.org/illustrations/22

Task 2 (Fundraising): http://illustrativemathematics.org/illustrations/150

Unit 6: Multiplying Fractions, Part 2

Video:  http://www.youtube.com/watch?v=XzkSAytyBFQ

Task 1 (Connor and Makayla discuss Multiplication 1): http://illustrativemathematics.org/illustrations/321

Task 2 (Number Line Folding)

http://illustrativemathematics.org/illustrations/965

Unit 7: Dividing Fractions

Video: http://www.youtube.com/watch?v=co0qfzyu4qk

Task 1 (Dividing by one-half): http://illustrativemathematics.org/illustrations/12

Task 2 (How Much Pie?): http://illustrativemathematics.org/illustrations/858