Write a program to generate random math problems and automatically grade them.

You'll need pegs, marker and paper to make this activity.

Mr. Addit reviews division by 11 and 12 and provides a few strategies to memorize those facts.

Mr. Addit shows how to solve word problems that deal with time by reviewing how to look for keywords and how to set up the problem. He also explains some strategies for solving word problems.

Mr. Addit explains the concept of estimating elapsed time by counting up and subtraction.

Mr. Addit provides an example of a real-life word problem that requires borrowing across zeros.

Mr. Addit explains how to borrow across zeros when solving subtraction problems.

Mr. Addit reviews the two subtraction methods, the traditional method and the counting back strategy.

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.

Mr. Addit reviews the terms addend, sum, and plus. He then provides three methods for finding the missing addend in an addition sentence.

Mr. Addit reviews the methods for calculating the correct change.

This video covers the order of operations; including what the acronyms BODMAS, BIDMAS, BEDMAS and PEMDAS/PEDMAS stand for. We explain in which order to calculate math problems, the importance of the order of operations, and provide...

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,...

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...

Do you need a quick refresher on how to subtract integers using Integer Counters? I will show you how to use integer counters and the additive inverse rule for subtracting integers. In addition, I will walk you through 3 examples, giving...

Are algebraic equations giving you a headache? Fear not! In this comprehensive tutorial, I'll break down the art of solving algebraic equations using opposite operations.

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 7 different expressions that have positive and negative...

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!...

Do you need a quick refresher on how to solve one-step equations using addition and subtraction? Then this video is for you! I will show you the step-by-step process for solving equations by walking you through several examples using...

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...

Mr. Addit demonstrates how to divide two-digit numbers by one-digit numbers, and he explains what happens when there is a remainder.

Mr. Addit reviews how to add and subtract fractions that have the same denominator using multiple methods.

Mr. Addit reviews place value division with and without remainders.

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.