SHSAT Math Formulas
TL;DR: A complete SHSAT Math formula reference for the NYC Specialized High Schools Admissions Test — arithmetic, algebra, geometry, and probability formulas you need to memorize, since the SHSAT gives you no reference sheet on test day. Key takeaways: The SHSAT provides no formula sheet — every formula has to come from your head. Math […]
How to Divide Rational Expressions? (+FREE Worksheet!)
Dividing rational expressions uses the same “Keep-Change-Flip” (KCF) rule you learned when dividing ordinary fractions: keep the first expression, change division to multiplication, and flip the second expression. After that, the problem becomes multiplication of rational expressions — factor, cancel, and multiply. Mastering dividing rational expressions is a core Algebra 1 skill that carries into […]
