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: 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: Simplifying the Sum of Two Algebraic Expressions

For Students 6th - 8th
Simplify expressions with rational numbers using the distributive property of multiplication. This student-generated video focuses on using the distributive property to create equivalent expressions when multiplying by negative numbers...

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