Instructional Video2:58
Curated Video

Finding Errors in Division Problems Where the Answer is a Fraction (Part 1)

3rd - 5th
Find the error on the number line or in equations when solving word problems involving division of whole numbers leading to answers as fractions.
Instructional Video2:29
Curated Video

Finding Errors in Adding and Subtracting Fractions (Part 2)

K - 12th
Sasha is baking two different types of cookies. The recipe for chocolate chip cookies requires three and one third cups of flour, while the recipe for the sugar cookies requires two and three fourths cups of flour. How much flour will...
Instructional Video2:53
Curated Video

Coloring Pencils (Part 1) (Use the number line to calculate a fraction of a whole)

K - 12th
Alicia split her coloring pencils into groups. She has 3 sets of 5 pencils…How many coloring pencils does she have in all?
Instructional Video4:25
Curated Video

Adding Fractions Using Visual Models

K - 12th
Use visual models to solve word problems involving addition of fractions with like and unlike denominators.
Instructional Video11:55
Curated Video

Quotient Property and Operations with Radicals

9th - 12th
This video reviews the Quotient Property relative to simplifying radicals, as well as radical like terms and operations with radicals.
Instructional Video2:28
Curated Video

Subtraction with a Borrow

K - 12th
Subtract multi-digit whole numbers with borrowing.
Instructional Video2:05
Curated Video

Fish Bowls (Solve multiplicative comparison word problems involving finding the number of groups using drawings)

K - 12th
There are 2 fish bowls. The small bowl has 3 fish, while the big bowl has 12 fish. How many times as many fish as the small bowl does the big bowl hold?
Instructional Video4:23
Curated Video

Chocolate Boxes (Solve word problems involving multiplication of a fraction of the form (a/b) by a whole number (c) where (a) larger than (b) or (a) smaller than or equal to (b) using visual models)

K - 12th
Three eighths of an assorted chocolate box is white chocolate, if we have 6 boxes of this assorted mix, how many boxes that contain only white chocolate could we make?
Instructional Video1:34
Curated Video

Candy Pieces (Computing multiples for a number using drawings (repeated addition))

3rd - 5th
Sara and Lilly went to buy candy. Sara bought 1 bag of candy and when she opened it she found 5 pieces inside, while Lilly bought 3 times as many candy as Sara. How many pieces of candy does Lilly have?
Instructional Video2:51
Curated Video

Shopping for Winter (Solve word problems involving estimation of sums.)

K - 12th
Tiffany has $100 to spend on shopping for winter clothes. She needs to buy a jacket, a pair of boots, a snow hat and mittens. Does Tiffany have enough money to buy these things?
Instructional Video3:30
Brian McLogan

Tutorial - Dividing complex numbers ex 18, 7/(8 + i)

12th - Higher Ed
In this video series I will show you how divide complex numbers. We do this by eliminating the imaginary number on the denominator by producing equivalent fractions. We do this by multiplying i if we have an imaginary number on the...
Instructional Video3:31
Curated Video

Reciprocals

3rd - 5th
Define reciprocal and multiplicative inverse property.
Instructional Video3:06
Curated Video

Exponents

3rd - 5th
Use exponential notation to represent repeated multiplication.
Instructional Video5:36
Curated Video

Subtracting Multi-Digit Whole Number

3rd - 5th
Subtract Multi-Digit Whole Number.
Instructional Video2:05
Curated Video

Adding Odd and Even Numbers (Part 1)

3rd - 5th
Adding odd and even numbers.
Instructional Video3:00
Curated Video

School Cafeteria (Use equations to represent multistep word problems with a letter for the unknown)

3rd - 5th
The School cafeteria had 7 water bottles remaining from yesterday. Today, they got 5 additional cases of water bottles and each case contains 12 bottles. How many bottles does the cafeteria have altogether?
Instructional Video4:41
Curated Video

Absolute Deviation and Mean Absolute Deviation

K - 12th
Calculate absolute deviations and the mean absolute deviations of a data set.
Instructional Video3:47
Curated Video

Order of Operations

3rd - 5th
Evaluate expressions that contain exponents according to the order of operations.
Instructional Video3:22
Curated Video

Interpreting Remainders (Part 1)

3rd - 5th
Interpret the remainder of a real-world division problem.
Instructional Video1:49
Curated Video

Interpreting Fractions of a Whole

3rd - 5th
Use visual models to interpret fractions of a whole.
Instructional Video2:51
Curated Video

What is a Fraction?

3rd - 5th
Representing fractions using visual models.
Instructional Video3:28
Curated Video

Subtracting Fractions With Equal Denominators

3rd - 5th
Subtract fractions with equal denominators using visual models.
Instructional Video3:34
Curated Video

Subtracting Across Zeros

3rd - 5th
Subtract multi-digit whole numbers across zeros.
Instructional Video3:06
Curated Video

Divisibility for Factors and Multiples

K - 12th
Use division to test for factors.