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GRE High Frequency Math Terms

Subjects : gre, math
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. a - b is equal to






2. How do you add or subtract fractions?






3. Explain the difference between a digit and a number.






4. List two odd behaviors of exponents






5. HIGH: Simplify this: v75/v27






6. What is one misleading characteristic of quadratic equations that will be exploited on the GRE?






7. HIGH: What must be true before a quadratic equation can be solved?






8. If something is possible but not certain - what is the numeric range of probability of it happening?






9. HIGH: What is a '30:60:90' triangle?






10. HIGH: What are the percentages for standard deviation?






11. What is the 'Third side' rule for triangles?






12. HIGH: What is the order of math operations - and the mnemonic to remember it?






13. Explain the special properties of zero.






14. What kind of triangle is this: has two sides of equal length - and a 90 degree angle?






15. Explain the difference between handling a permutation versus a combination.






16. Convert to a percentage: 4/5






17. An integer is divisible by 6 if...






18. In a coordinate system - identify the quadrants and describe their location.






19. What is the sum of any 'big' angle and any 'Small' angle?






20. HIGH: Define the formula for calculating slope.






21. What is the equation for a group problem?






22. Simplify this: v32






23. The three interior angles of a triangle add up to...






24. HIGH: Describe and define three expressions of quadratic equations - in both factored and unfactored forms. Know these cold.






25. HIGH: List the two most common side ratios for right triangles






26. What is the factored version of x -2xy + y ?






27. What is an 'equilateral' triangle?






28. When a pair of parallel lines is intersected by another line - two types of angles are formed. What are they?






29. HIGH: What is the Pythagorean theorem?






30. HIGH: Rough est. of v2 =






31. HIGH: What is the mode?






32. HIGH: Rough est. of v3 =






33. What is the formula to determine probability?






34. HIGH: What numbers does ETS hope you'll forget to consider - for quant comp questions?






35. HIGH: Explain a method for quickly comparing fractions with different denominators - to determine which is larger.






36. Probability Formula






37. How do you calculate the percentage of change?






38. An integer is divisible by 3 if...






39. An integer is divisible by 5 if...






40. HIGH: What is a 'Right isosceles' triangle?






41. HIGH: Explain the process to solve '56 is what percent of 80?'






42. What is the name of a line that extends from the center of a circle to the edge of a circle?






43. Diameter of a circle?






44. What number goes on the bottom of a probability fraction?






45. For a bell curve - what three terms might be used to describe the number in the middle?






46. What do combination problems usually ask for?






47. How do you calculate the probability of EITHER one event OR another event happening? (Probability of A or B)






48. Define the median of a set of numbers - and how to find it for an odd and even number of values in a set.






49. Define the range of a set of numbers.






50. HIGH: What is the factored version of (x+y)(x-y) ?