Brian McLogan
Why are order of operations important
👉 Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression...
Brian McLogan
Evaluating a rational expression and order of operations
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Brian McLogan
Using order of operation on a quotient - Free Math Videos
👉 Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression...
Brian McLogan
What are the reverse order of operations
👉 Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression...
Brian McLogan
Evaluating expressions with order of operations, ((a^2)/4b)+c When a=12, b=9 and c=4
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Brian McLogan
Simplifying an expression order of operation pemdas
👉 Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression...
Curated OER
How Do You Evaluate an Expression with Exponents?
An algebraic expression and a given value for the variable. Use the substitution property of equality to plug in the given value and solve the expression. Be careful and use the order of operations correctly because there is an exponent...
Curated OER
How Do You Solve a Two-Step Equation by Multiplying by a Reciprocal?
Got a fraction in your equation? Don't like that fraction? Just multiply both sides by the reciprocal of that fraction to get rid of it. Now you can solve the problem using the steps necessary to isolate your variable. Don't forget to...
Curated OER
How Do You Solve a Word Problem Using a Multi-Step Inequality?
This real-world word problem seems pretty complicated, but it's really not. It only takes four steps once you have an original expression to solve this problem. There are some negative numbers involved in this inequality. So don't forget...
Curated OER
What Are Numerical and Algebraic Expressions?
Numerical expressions contain numbers and mathematical operations. In addition to numerical expressions, algebraic expressions contain not only numbers but also variable(s). Watch this video as the instructor illustrates several examples...
Curated OER
How Do You Solve a Word Problem Where You Multiply and Subtract Whole Numbers and Fractions?
There is only one variable in this word problem. Yeah! So unpack the words and write them as a mathematical expression. Then make sure to use the order of operations to solve and arrive at the solution.
Curated OER
Order of Operations (2)
Here is the second part of the video on the order of operation and the instructor shows how to solve another problem using PEMDAS.
Curated OER
Order of Operations (1)
The instructor shows how to solve a problem using order of operation, or PEMDAS.
Curated OER
How Do You Find the Volume of a Sphere?
The formula for the volume of a sphere is - volume equals four thirds pi times the radius cubed. That's a mouth-full. But if you are given the radius value of the sphere, all you have to do is plug it in and do the arithmetic. Just...
Curated OER
How Do You Evaluate an Exponential Function?
Set up a table to keep track of your values as you evaluate an exponential function. Select some values for the table to plug in to the given exponential expression. Then evaluate the expression. Do you see a pattern?
Curated OER
How Do You Find a Rational Number Between Two Fractions?
So do you really want to know how to find a rational number between two given fractions? The teacher explains how to average the two fractions to find a rational number between the two fractions. There are several steps involved in...
Curated OER
How Do You Solve a Multi-Step Equation Using Reverse Order of Operations?
Solve an equation that has both variables and fractions. Use the rules of equality to add, subtract, multiply, and divide to isolate the variable and find your answer. Don't forget to plug your answer into the original problem to verify.
Curated OER
How Do You Solve a Two-Step Equation by Multiplying by a Reciprocal?
Love those fractions?!? This lesson involves using the multiplication property of equality to eliminate the fraction in the given equation. In this equation, (2/3)( x-4)=4, the reciprocal of the fraction is used to eliminate it. The...
Curated OER
How Do You Find the Volume of a Sphere?
The formula for the volume of a sphere is volume equals four-thirds pi times the radius cubed. That's a mouth-full. But if you are given the radius value of the sphere, all you have to do is plug it in and do the arithmetic. Just...
Curated OER
What's the Order of Operations?
Expressions and equations must be worked out in a specific order or the solution will be incorrect. This order of operations has been referred to in several ways, some have called it PEMDAS. Others refer to the order as: group, powers,...
Curated OER
How Do You Solve an Equation with Variables on Both Sides and Grouping Symbols?
This equation with a variable on both sides and parentheses on both sides seems like it will be hard to solve. Don't despair! It's not as complicated as you might think. Just use the order of operations and take it one step at a time.
Curated OER
How Do You Evaluate an Exponential Function?
Set up a table to keep track of your values as you evaluate an exponential function. Select some values for the table to plug in to the given exponential expression. Then evaluate the expression. Do you see a pattern?
Curated OER
How Do You Solve a Word Problem by Writing an Equation and Plugging in Values?
There are a lot of moving parts in this word problem. There are three variables, and then there's writing out an equation. Oh my! The best thing to do is watch this video and take some good notes as the teacher explains each and every...
Curated OER
How Do You Use the Order of Operations?
It is imperative that all your mathematicians know and understand the order of operations. This one skill can make or break young math learners. If they don't understand the order, many wrong answers will be gotten. So take the time to...