# Math Forum

### Forum Thread: How to Calculate the Volume,Radius, and the Diameter of a Sphere Given the Area

In this video you will learn how to calculate the radius,diameter, and volume of a sphere given the volume.

### Forum Thread: How to Solve Order of Operation Problems.

In order to solve equations correctly you need tofollow the correct order of operations. An easy way to remember this correct order is to use PEMDAS

### Forum Thread: How to Multiply and Divide Fractions

Learn how to multiply and divide fractions. In order to multiply fractions you multiply the numerators and denominators, and then simplify.

### Forum Thread: How to Solve One Step Equations

Use the STOP method in order to make the one step equations easy. The stop stands for,

### Forum Thread: How to Change a Quadratic Equation from Standard Form to Vertex Form

Changing from standard form to vertex form-Quadratic Equations Standard form = ax^2 +bx+c=y

### Forum Thread: How to Find the Radius of a Sphere Given the Volume

The video reviews how to find the radius of a sphere given the volume. For example, find the radius of a sphere with a volume of 72 meters squared.

### Forum Thread: How to Subtract Integers

In this video I show how to subtract integers by using counters. The counters help you visualize the process of subtracting integers. If you struggle with remembering how to subtract positive and negative numbers,this video will help.

### Forum Thread: How to Solve Unit Rate Problems

In this video I will go over how to solve unit rate problems. Video: .

### Forum Thread: How to Find an Outlier in Math

An outlier is a number in a data set that is much smaller or larger than the other numbers in the data set.

### Forum Thread: How to Add and Subtract Integers

In this video you will learn to add and subtract integers. Follow these simple steps to add and subtract integers.

### Forum Thread: How to Identify the Faces, Edges, and Vertices of a 3D Shape

In this video you will learn how to identify the faces,edges, and vertices of a 3D solid. Video: .

### Forum Thread: How to Solve Basic Two Step Equations

Learn how to solve basic two step equations. Video: .

### Forum Thread: How to Use Slope Intercept Form

In this video you will learn about slope intercept form. Video: .

### Forum Thread: How to Study for School

This video reviews several weak study habits, and then reviews some great study habits. Video: .

### Forum Thread: How to Calculate Percentage Change

In this video you will learn how to calculate percentage change between two numbers. The formula you can use is new value minus the old value/old value times 100

### Forum Thread: How to Convert a Decimal to a Fraction

In this video learn how to convert a decimal to a fraction Video: .

### Forum Thread: How to Determine if Data Is Discrete or Continuous

How do you tell if data is discrete or continuous? Video: .

### Forum Thread: How to Tell if a Number Is Rational and Irrational Number

Use this video flowchart to help determine if a number is a rational or irrational number.

### Forum Thread: How to Convert Meters to Feet and Kilometers to Miles

In this video I will focus on converting units of measure. Video: .

### Forum Thread: How to Memorize Numbers

In this video I demonstrate a system for memorizing numbers. Video: .

### Forum Thread: How to Calculate Purchase Price Less Discount and Tax

In this video you will learn to use the discount formula to calculate the purchase price from a discount and sales tax.

### Forum Thread: How to Read a Box and Whisker Plot

In this video you will learn the basics of reading a box and whisker plot.

### Forum Thread: How to Create a Frequency Table with Intervals

In this video you will learn how to create a frequency table for a data set that has a wide range. The key to the frequency table is to create intervals for your frequency table.

### Forum Thread: How to a Quadratic Equation from Standard Form to Vertex

In this video you will learn two methods for converting a Quadratic equation from Standard form to Vertex form.

### Forum Thread: How to Find the Area of an Octagonal Prism

In this video you will learn how to find the surface area of an octagonal prism Use the formula 2 times base area + Lateral area

### Forum Thread: How to Multiply Your Times Table Using Your Hands

In this video you will learn how to use your hands in order to multiply 6,7,8, and 9. The trick is easy, and effective.

### Forum Thread: How to Divide Fractions

In this video you will learn how to divide fractions using "Keep Change Flip"

### Forum Thread: How to Analyze Data Using Center, Spread, and Shape

In this video you will learn the basics of analyzing data using center, spread, and shape. Measures of center include mean,median,and mode.

### Forum Thread: How to Create a Cumulative Frequency Table

In this video you will learn how to create a cumulative frequency table in four easy steps.

### Forum Thread: How to Create a Frequency Table

In this video you will learn how to create a frequency table.

### Forum Thread: How to Quadratic Equation Changing from Standard Form to Vertex Form

Changing from standard form to vertex form-Quadratic Equations Standard form = ax^2 +bx+c=y

### Forum Thread: How to Find Mean and Median

In this video you will learn how to find the mean and median.

### Forum Thread: How to Volume and Surface Area Triangular Prism

In this video you will learn how to find the volume and surface area of a triangular prism A triangular prism has two triangle bases.

### Forum Thread: How to Find the Volume and Surface Area Trapezoidal Prism

In this video you will learn how to find the volume and surface area of a trapezoidal prism. A trapezoidal prism has two bases that are trapezoids.

### Forum Thread: How to Tell a Histogram from a Bar Chart

In this video you will learn how a histogram is different than a bar chart.

### Forum Thread: How to Find the Area and Volume of a Hemisphere

In this video you will learn how to find the area and volume of a hemisphere. A hemisphere is half a sphere.

### Forum Thread: How to Find the Surface Area of a Rectangular Prism

In this video you will learn how to find the surface area of a rectangular prism when the slant height is given.

### Forum Thread: How to Write a Ratio

In this video you will learn how to write a ratio three different ways. You can write a ratio in fraction form, using a colon, or using "to"