Percent Increase & Decrease, Population Growth Problems - SAT Math Part 34

This SAT Math video tutorial provides a basic introduction into calculating the percent increase and decrease of an event using the percent change formula. SAT Math Part 35: https://www.youtube.com/watch?v=-KjlETcBscs SAT Chemistry Part 1: https://www.youtube.com/watch?v=N-clMX2poLY _______________________________________________________________________________________________ Percentages Made Easy: https://www.youtube.com/watch?v=WYWPuG-8U5Q Percentage, Base, & Rate Problems: https://www.youtube.com/watch?v=qstt3dR_iEw Part, Whole, & Percent Proportion: https://www.youtube.com/watch?v=Uo8HgcyfRFI Percent Increase & Decrease Problems: https://www.youtube.com/watch?v=T6-0MwmCpE8 Percentage Word Problems: https://www.youtube.com/watch?v=kjpwBu6DmkM Percent Error: https://www.youtube.com/watch?v=JbEo46uV6d4 _______________________________________________________________________________________________ Sales Price After Discount: https://www.youtube.com/watch?v=o4H6adh7vmo Sales Tax, Discount, & Original Price: https://www.youtube.com/watch?v=TRlC8lqkhT4 How To Calculate The Original Price: https://www.youtube.com/watch?v=6zRNXYRRv-k Unique Percentage Problem: https://www.youtube.com/watch?v=VLFvK3xhLxA _______________________________________________________________________________________________ Basic Math Quick Review: https://www.youtube.com/watch?v=T_6Mq6PWoGc Percent to Decimal Conversion: https://www.youtube.com/watch?v=u5WkQQB70qo Percent to Fraction Conversion: https://www.youtube.com/watch?v=5ZHccsyr_JI Fractions - Basic Introduction: https://www.youtube.com/watch?v=GvLIEiqxS6s Unit Rates, Ratios, & Proportions: https://www.youtube.com/watch?v=s0RBRkehzwo Ratios and Proportions - Word Problems: https://www.youtube.com/watch?v=JOZSFwuyqok _______________________________________________________________________________________________ Acid Mixture Word Problems: https://www.youtube.com/watch?v=e2FAAMlAJ3c Translating Words to Algebraic Expressions: https://www.youtube.com/watch?v=QEnFIgN8UBw Words to Equations - More Problems: https://www.youtube.com/watch?v=VjPX-XlN7Ok Consecutive Integers Word Problems: https://www.youtube.com/watch?v=hPnoxAf60c0 Age Word Problems - Past, Present, Future: https://www.youtube.com/watch?v=7x7Hl9ztYbk Upstream and Downstream - Problems: https://www.youtube.com/watch?v=nW9WDlcicxE Distance, Rate, & Time - Word Problems: https://www.youtube.com/watch?v=r4ff6KjPKHE Time and Work - Word Problems: https://www.youtube.com/watch?v=zUE59CNlFsI _______________________________________________________________________________________________ Arithmetic Sequences - Word Problems: https://www.youtube.com/watch?v=XZJdyPkCxuE Intersection and Union of Sets: https://www.youtube.com/watch?v=xZELQc11ACY Venn Diagram - Word Problems: https://www.youtube.com/watch?v=32iNIZJ2dI4 Probability With Marbles - Word Problems: https://www.youtube.com/watch?v=UORztmWGY6Q Expected Value - Word Problems: https://www.youtube.com/watch?v=b6VK2VPMXNI Standard Normal Distribution Problems: https://www.youtube.com/watch?v=CjF_yQ2N638 _______________________________________________________________________________________________ Simple Interest - Word Problems: https://www.youtube.com/watch?v=NCYNXkbTTUo Compound Interest Word Problems: https://www.youtube.com/watch?v=Hn0eLcOSQGw Future Value of an Annuity Math Problem: https://www.youtube.com/watch?v=bcuXY8WkjF4 Population Growth Word Problems: https://www.youtube.com/watch?v=k4LLdFFLRmQ Bacteria Growth Word Problems: https://www.youtube.com/watch?v=NToXdbd7sRU Exponential Growth & Decay Problems: https://www.youtube.com/watch?v=e5nwJKUc3bA Logistic Growth Word Problems: https://www.youtube.com/watch?v=JgMvB22XQs0 _______________________________________________________________________________________________ Angle of Elevation Word Problems: https://www.youtube.com/watch?v=uyKvSe6Ltgs Bearings and Direction - Word Problems: https://www.youtube.com/watch?v=jyi5zW8mavs Bearing and Navigation Word Problems: https://www.youtube.com/watch?v=cSKAqfGXOPI