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Khan Academy
Khan Academy: 2 Step Estimation Word Problem
The teacher uses 2-Step estimation for word problems.
Khan Academy
Khan Academy: Comparing Multi Digit Whole Numbers Word Problems
Sal solves word problems that involve comparing multi-digit whole numbers.
Khan Academy
Khan Academy: Word Problem: Making Change
Sal solves how much change Charles will get after his purchase.
Khan Academy
Khan Academy: Time Word Problem: Travel Time
Sal Khan solves a word problem about travel time by using a number line. [4:08]
Khan Academy
Khan Academy: Interpreting Picture Graphs: Notebook
Lindsay from Khan Academy solves a multi-step word problem involving a picture graph. [3:44]
Sophia Learning
Sophia: Multiplying With an Unknown: Lesson 3
This lesson shows how to solve a multiplication problem which contains a variable or unknown. It is 3 of 10 in the series titled "Multiplying with an Unknown."
Sophia Learning
Sophia: Multiplying With an Unknown: Lesson 5
This lesson shows how to solve a multiplication problem which contains a variable or unknown. It is 5 of 10 in the series titled "Multiplying with an Unknown."
Sophia Learning
Sophia: Multiplying With an Unknown: Lesson 1
This lesson shows how to solve a multiplication problem which contains a variable or unknown. It is 1 of 10 in the series titled "Multiplying with an Unknown."
Math Playground
Math Playground: How to Solve a Greatest Common Factor Word Problem
This video demonstrates how to use the greatest common factor (GCF) to solve a word problem.