The Trick for Solving Proportions (Easy Algebra 1!) скачать в хорошем качестве

The Trick for Solving Proportions (Easy Algebra 1!)

Learn how to solve a variety of problems related to the concept of ratio and proportion. This video breaks down solving proportions with variables using the cross multiplication method. Use this math help to master solving ratios and proportional reasoning. Struggling with proportions? In this full Algebra 1 proportions lesson, I’ll show you the math hack for solving proportions step-by-step using cross multiply and divide, proportional reasoning, and shortcuts that make problems way easier. You’ll learn how to write and solve proportions quickly without getting stuck in the messy steps. 📘 What you’ll get in this video: Cross multiply & divide method explained clearly How to simplify proportions first (and why it saves time) The “divide first” math trick when numbers cancel perfectly How to estimate using proportional reasoning Full worked-out examples (easy → challenging) This is the proportions guide you wish you had in middle school — now upgraded for Algebra 1. How to solve proportions: cross multiply and solve. Some proportions, during the cross multiply step, you may need to do distribute style multiplying. You can also use proportional reasoning to solve. Ask yourself what do you multiply (or divide) to one ratio to get the other. This video could work for #Algebra students who were absent, or in a flipped classroom. This PowerPoint is available to purchase: https://www.teacherspayteachers.com/P... 00:00 Intro – What are proportions? 00:16 Example 1 – Cross multiply & divide (x/16 = 8/64) 00:55 Why reducing first is a math hack 01:16 Using proportional reasoning the easy way 01:55 Example 2 – Bigger numbers (2/11 = x/101) 02:50 Estimating answers with proportional reasoning 02:56 Example 3 – Proportion with algebra (12/(x+6) = 6/5) 04:07 Distributive property vs shortcut trick 05:39 Example 4 – Another algebra proportion (7/4 = 14/(x+5)) 07:50 Using proportional reasoning directly 08:18 Wrap-up – Which method works best? #MathHack #Algebra1 #MathTrick #Proportions #CrossMultiply #AlgebraHelp #DowMath