The video explains how to write percent equations from questions.

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# The Percent of a Number Using Desmos

This video explains how to find the percent of a number using demsos.com.

# Determine a Fraction of a Large Whole Number

This video explains how to find a fraction of a large whole number using long division.

# Whole Number Long Division App: Number of Buses Needed

This video explains how to solve an application problem using whole number division.

# Counting: Find the Number of 5 1 Digit Number Picks (Perm and Comb)

This video explains how to use the counting principle to determine the number of 5 digit number picks when order matters and doesn’t matter using a permutation and combination.

# Counting: The Number of 5 Letter Passwords With and Without Repetition

The video explains how to determine the number of 5 letter codes using the alphabet with and without repetition.

# The Counting Principle: License Plates, Tests, Codes

This video explains how to apply the counting principle.

# The Counting Principle: Cars, Outfits, and Pizza

This video introduces the counting principle.

# Use a Venn diagram to Determine Cardinality of Sets (Level 2)

This video defines cardinality and then determines the number of elements in sets based upon a Venn diagram. It includes union, intersection, and complements of sets.

# Use a Venn diagram to Determine Cardinality of Sets (Level 1)

This video defines cardinality and then determines the number of elements in sets based upon a Venn diagram. It includes union, intersection, and complements of sets.