Sophia Learning
Sophia: Expressing Math Using Objects
This video demonstrates how to express mathematics using objects as representations of numbers.
Sophia Learning
Sophia: Converting Words to Math
This lesson demonstrates conversion from written or spoken words to numbers and symbols.
Sophia Learning
Sophia: Converting Words to Math: Lesson 9
This lesson [3:07] demonstrates conversion from written or spoken words to numbers and symbols. It is 9 of 9 in the series titled "Converting Words to Math."
Sophia Learning
Sophia: Math as Pictures: Lesson 4
This lesson introduces the idea that math can be expressed using pictures. It is 4 of 5 in the series titled "Math as Pictures."
Sophia Learning
Sophia: Math as Spoken Language: Lesson 1
This lesson introduces the idea that math can be expressed using spoken words. It is 1 of 5 in the series titled "Math as Spoken Language."
Sophia Learning
Sophia: Writing Algebraic Expressions and Equations: Lesson 3
Translate a quantitative verbal phrase or sentence into an algebraic expression or equation distinguishing the difference between expressions and equations. This lesson is 3 of 3 in the series titled "Writing Algebraic Expressions and...
Khan Academy
Khan Academy: Adding Expressions
Demonstrates how to add two different expressions while remembering to combine like terms. [1:14]
Khan Academy
Khan Academy: Evaluating Expressions With and Without Parentheses
Demonstrates the role of parentheses in a written expression by solving one with and without the parentheses. [2:06]
Sophia Learning
Sophia: Using Real World Examples to Evaluate Expressions
Students watch a video lesson that demonstrates how to write and evaluate expressions using real-world information. The tutorial includes detailed examples of the skill.