### Math Calculations & Conversions : Canceling Fractions

Hi, I’m Steve Jones and I’m going to talk about canceling fractions. Well, we know what a fraction looks like. Twenty-one over twenty-seven is a fraction; twenty-four over thirty is a …

### Scientific Notation and Standard Form Explained with Practice Problems | How to Pass Chemistry

In this video you are going to learn how to write numbers in scientific notation and in standard form. Alright let’s do this! hello-hello Melissa Maribel here and I help students …

### Scientific Notation Practice Problems

I want to give you some practice with scientific notation so in this video I’m going to do 12 example problems, step by step, so by the end the steps should …

### Photomath’s app can now solve handwritten math problems

Learning any new subject can be challenging — for many students, that subject is math. Fortunately, Photomath is here to help. Photomath is a new app that not only solves complex …

If you try to solve a quadratic equation, I promise you: It’s possible without any frustration, if you take everything, move it to one side, sort by x squared, x and …

### Why are Significant Figures Important?

So what’s it all about with significant figures? I mean, really, you learned all these rules about how to multiply and divide with them, how to do addition and subtraction, when …

### The mighty mathematics of the lever – Andy Peterson and Zack Patterson

A famous Ancient Greek once said, “Give me a place to stand, and I shall move the Earth.” But this wasn’t some wizard claiming to perform impossible feats. It was the …

### Decimal Place Value 127-4.0

This video is provided as supplementary material for courses taught at Howard Community College and in this video I’m going to talk about decimal place value. So let’s start out with …

### Rate Conversions 13

>>This is YourMathGal, Julie Harland. Please visit my website at yourmathgal.com, where all of my videos are organized by topic. All right, we’re going to do another example like we did …

### Maths: Introduction to logarithms

In this screencast we will be looking at what logarithms represent (how they’re defined), how we can work out the numerical values that logarithms take – or at least estimate those …