Calculator Use. Graphing, scientific and four-function calculators are permitted or are provided for some Praxis ® tests. Unless it is specifically stated that a calculator is permitted for a particular test, calculators may not be used. Test takers are not permitted to share calculators.Click to see full answer. Thereof, can you use a calculator on the Praxis Core math?One of the most common questions that come up on any math test, the Praxis Core math exam included, is whether or not you can use a calculator. Rest assured: Yes, you will be provided with an on-screen, four-function calculator on the Praxis Core. what do I need to bring to my Praxis test? Praxis Test: What to Bring Address and directions to your testing location. Admission Ticket. ID. For most U.S. citizens, all you need to bring for identification is a valid driver’s license. A calculator, if allowed for your test. Plenty of time. Cell phones, cameras, or any other type of recording device. Watches. Personal items. Similarly, how do you calculate your Praxis score? The raw score is calculated on a scale of zero to the total number of questions on the test. Your true praxis score—both in official and unofficial form—are calculated on a scale that starts at 100 and goes to 200. (Read more about Praxis score scaling here.)What kind of math is on the Praxis?Algebra and functions (approximately 1/3 of the exam) covers real-life math problems, properties of operations, linear equations, functions, graphing, and modeling. Geometry (approximately 1/5 of the exam) covers geometrical figures, theorem circles, angles, area, surface area, volume, and geometric concepts.