Interactive
Calculator Soup

Calculator Soup: Fractions Solve for Unknown X

For Students 9th - 10th
Solve for an unknown value x with this fractions calculator. Find the missing fraction variable in the proportion using cross multiplication to calculate the unknown variable x. Solve the proportion between 2 fractions and calculate the...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Connor and Makayla Discuss Multiplication

For Teachers 5th - 8th Standards
The purpose of this task is to have students think about the meaning of multiplying a number by a fraction, and use this burgeoning understanding of fraction multiplication to make sense of the commutative property of multiplication in...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 7.ns Repeating Decimal as Approximation

For Teachers 7th
In this lesson, 7th graders multiply and divide fractions to determine the repeating decimal.
Unit Plan
PBS

Pbs: Modeling Fraction Multiplication Using Arrays

For Students 3rd - 5th Standards
This video illustrates a word problem involving the multiplication of fractions using an array to model the solution visually. The problem involves puffins, arctic birds that live in colonies and fish to feed their young.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Running to School

For Teachers 4th - 8th Standards
This is the easiest problem in a series of three tasks involving fraction multiplication that can be solved with pictures or number lines. Aligns with 5.NF.B.6.
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Paul Dawkins

Paul's Online Notes: Rational Expressions: Practice Problems

For Students 9th - 10th
Practice exercise reviews how to reduce a rational expression to lowest terms and how to add, subtract, multiply and divide rational expressions.

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