When multiplying and dividing signed numbers, we start by applying the operation to the absolute value of both numbers. If the two numbers have the same sign, the answer will be positive, if the two numbers have different signs, the answer will be negative. Signed Numbers Sample Questions The following rules show that when the … Read more
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Every year, millions of students apply to college to pursue a higher education and obtain the career of their dreams. Usually, the first step toward these dreams is a college admissions test. The admissions test you take and what scores you need to achieve all depend on your school of choice. Below, you will find … Read more
Circle Calculator Enter any value to calculate the others Radius mmcmmkminftydmi Diameter mmcmmkminftydmi Circumference mmcmmkminftydmi Area mm²cm²m²km²in²ft²yd²mi² Reset Found a bug? Let us know! Knowing how to solve for the area, circumference, diameter, and radius of a circle is an important math concept to understand. Take a look at the examples below to see how … Read more
The Postsecondary Education Readiness Test (PERT) is administered by the state of Florida to adequately assess your academic skills in mathematics, reading, and writing. How well you score on the exam will determine your placement into appropriate college courses. Click the “Start Test” button above to begin our free PERT practice test! These practice questions … Read more
Every year, thousands of high school students across the country prepare for the Scholastic Aptitude Test (SAT®). But before they take the SAT, students prepare throughout their high school years by taking the Preliminary SAT/National Merit Scholarship Qualifying Test (PSAT/NMSQT®). Click the “Start Test” above to begin your free PSAT practice test! These practice questions … Read more
Sometimes, all you need is a quick review to brush up on the basics. Check out our free fact sheet PDFs below to get a refresher on various subjects and topics! English Adjectives Adverbs Cause and Effect Compare and Contrast Conjunctions Connotation and Denotation Explicit and Implicit Information Fact and Opinion Gerunds Inductive and Deductive … Read more
The ACCUPLACER® placement tests are designed to assist with the accurate placement of students into classes that appropriately match their skill level. The test content is reflective of relevant texts and tasks that would be encountered within a first-year college course. This page covers what information these placement tests cover, the number and type of … Read more
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A polynomial is an expression that shows sums and differences of multiple terms made of coefficients and variables. A polynomial expression with zero degree is called a constant. A polynomial expression with a degree of one is called linear. A polynomial expression with degree two is called quadratic, and a polynomial with degree three is … Read more