New Mexico State University
Atlantean Dodgeball
Develop ratios within sporting games. Class members watch a video about dodgeball and see how coaches compare the scores. Pupils then work with ratios to compare the scores throughout the tournament. Using their knowledge of ratios, they...
New Mexico State University
Bad Date
Get the best ratio for a good date. The class watches a video where dates are rated based on the ratio of words spoken. Pupils then use the ratios in the video along with other given ratios to find equivalent ratios. Finally, they...
PBS
Career Connections | Supply Chain Manager
Managing a supply chain is all about monitoring inbound and outbound products. Meet one manager who uses computer technology to make sure all runs smoothly.
PBS
Career Connections | Construction Manager
Don a hard hat and grab an iPad; both are essential tools for construction managers. A short video details the education, skills, and tools required for those interested in a career in this fast-growing field.
PBS
Career Connections | Bookkeeping and Accounting
Keeping track of the finances is the job of the accountant and the bookkeeper. Find out what skills add up to make it in the world of ledgers and numbers.
New Mexico State University
Ratey the Math Cat
Find a perfect way to recognize rates. The class first watches a video that emphasizes the word per when referencing a rate. Pupils then use their knowledge to create their own rates via station activities. Finally, individuals use...
Corbett Maths
Given 2 Ratios
Know how to solve problems with one ratio? Then solving problems with two ratios will be a cinch. Pupils watch an engaging video to learn how to solve problems involving two ratios. It first shows the method of combining the ratios into...
Corbett Maths
Ratio – Given One Quantity
If mathematicians know one value, they can definitely find the other. Given a ratio and one quantity, individuals learn to find the other quantity. An instructional video describes how to first divide to find the amount for one part,...
Corbett Maths
Ratio – Sharing the Total
Sharing is caring, but sharing doesn't have to be equal. Scholars watch a video that shows how to partition a total using a given ratio. The method shown here is to find the cumulative number of parts, divide the total by the number of...
PBS
Soul Food Junkies: Portions
Serve up a rate of percents. The Math at the Core resource investigates the percent of daily value of sodium and saturated fats in different foods. Pupils determine the number of serving sizes they eat of popular snack foods and...
PBS
Proportional Scaling
It is not as simple as scaling. MIT researchers explain that a micro engine cannot just be a proportional scaling of a working larger engine. The Math at the Core: Ratios resource compares the proportions involved with the surface area...
PBS
Real-Life Math — Production Scheduler
Use unit rates to find the number of parts needed to produce a given number of units. A production scheduler shares the different ways schedulers use math to ensure the required amount of parts are available to manufacture air...
PBS
Math in Fencing: Division of Clock Time
Is there time? Fencers need to make mental calculations within a match. The Math at the Core MS: Ratios resource points out that fencers calculate the ratio of touches per time left to help develop strategies to win. The competitors also...
PBS
Scale City — Proportional Relationships in the Real World
Strive to determine your stride. Scholars first view an informative video on the Kentucky Horse Park and the 28-feet stride of the Man o' War. They then work together in groups to find the length of their own strides by using the number...
PBS
Real World Ratio and Rate Problem: Bianca’s Fifty Percent Solution
Fifty percent off can still be quite expensive. Future consumers watch a video showing an irresponsible young shopper overspending in a 50 percent off sale. They then use store ads to calculate 10, 25, 50, and 75 percent discounts on items.
PBS
Relative Reasoning in Finance
Take stock of your financial knowledge. As part of the Math at the Core MS: Ratios series, future investors consider the financial well-being and the environmental stewardship of companies in which to invest. They calculate an emissions...
PBS
The Lowdown — The Math of Trash: Percents and Proportions
Don't toss the lesson in the trash. Scholars watch an informative, up-to-date video that discusses how percents and proportions help clarify data about trash, recycling, and climate change. They consider their own trash output and create...
PBS
Recognize and Represent Proportional Relationships between Quantities: Ratio, Proportion, Cross Multiply, and Divide
Review three video clips for one major concept. The resource contains three short clips to introduce the idea of ratios and proportions and how to solve a proportion. After watching the video, partners use their noses to push pom poms...
Mathispower4u
Distance = Rate x Time Application Problem
Superman to the rescue! But, how long will he take to get there? Given the distance that Superman is from Lois at different times, individuals determine the rate (speed) at which Superman is flying. Yet another engaging application of...
Anywhere Math
Ratios and Ratio Tables
There's no equivalent to the video. Young mathematicians learn about ratios by watching a short YouTube video. It focuses on writing ratios for contextual situations and finding equivalent ratios using ratio tables.
Anywhere Math
Rates
At this rate, you'll learn about rates in no time. An instructional YouTube video first shows how to determine unit rates. It then provides and solves two examples of real-world problems involving unit rates and pricing.
Scholastic
Study Jams! Proportions
Join Zoe and Sam as they use proportions to budget money for their Green Earth Club. Watch as they set up and solve a series of proportions using cross multiplication and division. A great resource that brings together prior knowledge of...
Virtual Nerd
What are Rates and Unit Rates?
Rate is really a ratio of given quantities that you are comparing that have different units. A unit rate is a rate that has a denominator of one. The teacher gives a couple of examples for each term, rate and unit rate. The instructor is...
Khan Academy
Khan Academy: Arithmetic and Pre Algebra: Speed Translation
This video explains how to convert between units of speed. Practice problems are available. [9:56]