Multiplication and Division of Fractions and Decimal Fractions
Menu of items to help you with this module
Strategies:
area model- video illustrating area model to multiple fractions
area model- video illustrating area model to divide fractions
number line- Click on the words number line to access a video that demonstrates how to use a number line for division with fractions (LZ3587)
tape diagram- fraction multiplication
Vocabulary: (printable vocabulary cards can be downloaded by clicking on file at the bottom of this page)
numerator
denominator
equation
equivalent fractions
expresskon
factor
line plot
mixed number
quotient
unit fraction
Videos for each lesson can be found at this site. Click on the correct module tab along the top, then click on the lesson.
Topic A: Line Plots of Fraction Measurements
Lesson 1: Measure, compare, and analyze data
Learnzillion video: Line plots (LZ 3455)
Topic B: Fractions as Division
Lesson 2 and 3: Interpret a fraction as division
Learn zillion video: Model: Dividing a whole number where the quotient is a fraction (LZ3588)
Lesson 4: Use tape diagrams to model fractions as division
Practice problems and video (scroll down to 5.NF.B.3 and click on understanding fractions as division)
Lesson 5: Word problems- division of whole numbers with quotient as a fraction or whole number
Topic C: Multiplication of a Whole Number by a Fraction
Pencast of a visual model of whole number x fraction multiplication
Lesson 6: Fractions as division related to fractions of a set
Video: Understanding fractions as division
Lesson 7: Multiply fraction by whole number- tape diagram
Video: Using a tape diagram to multiply a fraction by a whole number
Lesson 8: Repeated addition as related to multiplication of fractions
Video: Using repeated addition to multiply fractions
Lesson 9: Find fraction of a measurement- word problems
Videos:
Topic D: Fraction Expressions and Word Problems
Lesson 10: Compare and evaluate expressions with parentheses
Video: Evaluating expressions with parentheses
Lesson 11 and 12: Solve and create fraction word problems - addition, subtraction, multiplication
Topic E: Multiplication of a Fraction by a Fraction
Lesson 13: Multiply unit fraction by unit fraction
LZ213-- Video: multiplying fractions-- starts out with multiplying unit fractions
Lesson 14: Multiply fraction by non-unit fraction
Video: Using models to multiply a fraction by a non-unit fraction
Lesson 15: Multiply non-unit fractions by non-unit fractions
LZ213--Video: multiplying fractions- starts out with multiplying unit fractions- at about the 4 minute mark there will be examples using non-unit fractions
Lesson 16: Word problems (tape diagrams and multiplication of fractions
Lesson 17 and 18: Relate decimal and fraction multiplication
Lesson 19: Convert measures involving whole numbers
LZ3456-- Video to demonstrate converting measures and multi-step word problems
Lesson 20: Convert mixed-unit measures
Selection of videos explaining solving problems with different metric measurements
Video: Fraction problem using yards and inches
Topic F: Multiplication with Fractions and Decimals as Scaling with Word Problems
Practice problems for scaling with multiplication of fractions
Lesson 21: Explain the size of a product and relate fraction and decimal equivalence to multiplying a fraction by 1
Lesson 22 and 23: Compare: size of product to size of factors
Lesson 24: Word problems- with fraction and decimal multiplication
Practice problems and video (scroll to 5.NF.B.6 and click on multiplying fraction times fraction word problems)
Topic G: Division of Fractions and Decimal Fractions
Lesson 25: Divide a whole number by a unit fraction
Learn zillion video: Dividing whole number by unit fraction using a number line (LZ1541)
Practice problems and video (Scroll to 5.NF.B.7 and click on division of a whole number by a fraction)
Lesson 26: Divide a unit fraction by a whole number
Practice problems and video (Scroll to 5.NF.B.7 and click on dividion a fraction by a whole number)
Lesson 27: Solve problems involving fraction division
Lesson 28: Tape and number line diagrams to solve problems
Lesson 29: Relate: division by a unit fraction to division by 1/10 and 1/100
Lesson 30 and 31: Divide decimals by non-decimal divisors
Topic H: Interpretation of Numerical Expressionse
Lesson 32: Evaluating numerical expressions, scaling and fraction division
Lesson 33: Word problems: numeric expressions and tape diagrams