Instructional Video3:23
Curated Video

Subtracting Mixed Numbers with Regrouping/Borrowing

9th - Higher Ed
Do you need to learn how to subtract mixed numbers with regrouping or borrowing? In this video, I will show you how to subtract a pair of mixed numbers with fractions that require borrowing before you can subtract. I will show you the...
Instructional Video5:50
Curated Video

Estimating Elapsed Time

K - 8th
Mr. Addit explains the concept of estimating elapsed time by counting up and subtraction.
Instructional Video6:25
Curated Video

Subtraction Word Problems

K - 8th
Mr. Addit provides an example of a real-life word problem that requires borrowing across zeros.
Instructional Video5:30
Curated Video

Borrowing across Zeroes

K - 8th
Mr. Addit explains how to borrow across zeros when solving subtraction problems.
Instructional Video6:12
Curated Video

Borrowing to Solve Subtraction Problems

K - 8th
Mr. Addit reviews the two subtraction methods, the traditional method and the counting back strategy.
Instructional Video6:26
Curated Video

Modeling Word Problems

K - 8th
Mr. Addit explains how keywords help to determine whether a word problem is an addition or subtraction problem. He then models how to solve word problems.
Instructional Video6:15
Curated Video

Calculating Correct Change

3rd - Higher Ed
Mr. Addit reviews the methods for calculating the correct change.
Instructional Video6:26
Curated Video

Even and Odd Numbers

K - 8th
Mr. Addit reviews the differences between even and odd numbers and demonstrates how to identify whether a series of numbers is odd or even.
Instructional Video6:16
Curated Video

Finding Number Patterns

K - 8th
Mr. Addit reviews the definition of a pattern and explains that to find a pattern in a number sequence, we must first identify the rule. He also demonstrates how to first determine the rule of a number sequence in order to determine the...
Instructional Video3:12
Curated Video

Subtracting Unlike Fractions

9th - Higher Ed
Do you need to learn how to subtract fractions with different denominators? In this video, I will show you how to subtract a pair of fractions with different denominators. I will show you the process of finding a common denominator,...
Instructional Video2:57
Curated Video

Subtracting Mixed Numbers

9th - Higher Ed
Do you need to learn how to subtract mixed numbers with different denominators? In this video, I will show you how to subtract a pair of mixed numbers with different denominators. I will show you the process of finding a common...
Instructional Video3:50
Curated Video

Integer Subtraction: From Basics to Advanced Challenges

9th - Higher Ed
Do you need a quick refresher on how to subtract integers? I will show you how to use the additive inverse rule for subtracting integers. In addition, I will walk you through three examples, giving you step-by-step directions as well as...
Instructional Video5:18
Curated Video

Mastering Order of Operations: Solving Expressions with Ease

9th - Higher Ed
Do you need to learn how to use order of operations to solve or simplify expressions? In this video, I will review the order of operations, and guide you through solving 2 different expressions. The second problem is in fraction form!...
Instructional Video6:42
Curated Video

Adding and Subtracting Negative and Positive Numbers

3rd - Higher Ed
This video explains adding and subtracting negative and positive numbers. We will use a number line to demonstrate as well as real world examples using money. We explain the sign rules for adding and subtracting negative and positive...
Instructional Video5:56
Curated Video

More Multiplication and Division Word Problems to Solve

K - 8th
Mr. Addit provides additional word problems to solve, and he gives guidance as to how to decide whether to multiply or to divide to find the answers.
Instructional Video6:50
Curated Video

Review for You: Division With Remainders

K - 8th
Mr. Addit reviews place value division with and without remainders.
Instructional Video5:50
Curated Video

Solving Decimal Problems

K - 8th
Mr. Addit demonstrates how to properly subtract decimals. He also works through solving a few decimal word problems.
Instructional Video5:51
Curated Video

Adding and Subtracting Fractions

K - 8th
Mr. Addit explains how we can add and subtract fractions even if they are part of mixed numbers. He demonstrates both adding and subtracting on a number line.
Instructional Video6:45
Curated Video

Exploring Division

K - 8th
Mr. Addit explains that backwards skip counting is the same thing as division, in the same way that forward skip counting is the same thing as multiplication. He then models solving some division word problems.
Instructional Video6:43
Great Big Story

This School on a Bus Is Bringing Education to Everyone

12th - Higher Ed
Embark on a journey with the Five Keys Mobile Classroom, a unique educational initiative providing hope and change to underserved communities. Follow the stories of individuals who found a second chance at education, breaking free from...
Instructional Video6:03
Curated Video

Simplify Algebraic Expressions

3rd - Higher Ed
"Simplify Algebraic Expressions" explains how to simplify algebraic expressions by combining like terms.
Instructional Video5:15
Curated Video

Subtract Decimals: Standard

K - 8th
Subtract Decimals: Standard subtracts multi-digit decimal numbers to solve word problems by using the standard algorithm.
Instructional Video5:21
Curated Video

Create Sets of Number Patterns

K - 8th
Create Sets of Number Patterns teaches how to create sets of number patterns when given a starting number and two written rules such as “add 6” and “add 3.”
Instructional Video5:28
Curated Video

Order of Operations: Fractions

K - 8th
Order of Operations: Fractions simplifies mathematical expressions containing fractions using the order of operations.