Adding Two Numbers with Different Signs To add numbers with different signs, we subtract the two numbers, and the answer gets the sign of the number with the largest absolute value. Example 1 For example, let’s say you are asked to find the sum of 7 and -9. Since the two numbers have different signs, … Read more
The Secondary School Admission Test (SSAT) is a multiple-choice standardized exam used by many private, independent, and charter schools to screen their applicants. Students in grades 8-11 applying for high school admission will take the SSAT Upper Level test. Click “Start Test” above to take a free SSAT Upper Level Quantitative practice test, and check … Read more
The Classic Learning Test (CLT) was developed in 2015 as an alternative to the SAT and ACT college entrance exams. Designed to address bias issues found within the SAT and ACT delivery method, the CLT tests a student’s intellectual aptitude, achievement, and moral reasoning, focusing on logic, reason, and reading. Click “Start Test” above to … Read more
Definition: Interval notation is a shorthand method for writing sets of numbers, namely continuous ranges of real numbers.. Interval Notation Sample Questions and FAQs Interval Notation Examples Perhaps you are familiar with how we write a finite set of numbers in mathematics. Consider the following example as a refresher: Example 1 Question: Write as a … Read more
Mometrix’s calculus videos are general reviews of the concepts, ideas, and topics that may be presented on an exam. Each of these videos will give a wide-scope review of what a test taker may need to know as they prepare to take a test. Calculating Areas Using Integration Calculating Distances Using Integration Calculating Volumes Using … Read more
The Texas Examinations of Educator Standards (TExES) American Sign Language exam is used to assess the skills and knowledge of prospective entry-level math and science teachers for 4th-8th graders in Texas public schools. Click “Start Test” above to take a free TExES American Sign Language practice test, and check out our premium-quality TExES test prep … Read more
Even the best teacher may need someone to help them in the classroom. Teaching assistants provide invaluable assistance working with students under the supervision of a certified teacher. They must be well versed in the principles of reading, writing, math, and instructional support. But before teaching assistants enter the classroom, they must pass the New … Read more
Age Word Problems
A set is essentially a collection of items, where each item is considered an element. Elements are listed inside of brackets, and as a collection, they make up a set. Sets are usually named using a capital letter. For example, states that set consists of the elements and . You know that a number is … Read more
A circle is the set of all points on a plane that are equidistant from a center point. The radius of a circle is a line segment that has its endpoints on the center and any point on the circumference of the circle. Take a look at this circle on the coordinate plane: The circle … Read more