GRE Math review
Posted on September 10, 2009 by GRE Tutor
Find below a review, or refresher, for the subject of Math for the GRE examination. Quick glance at the following review will help recall many a things and smoothly sail across the GRE examination:
- Integers
Positive & Negative whole numbers including zero are integers. For example, ?3, ?2, ?1, 0, 1, 2, 3, 4, are integers. - Rational Numbers
Any number that can be expressed as a ratio is a rational number. For example, 7.5 or 22/7. - Order of operations
In an expression, always perform the calculations inside the parentheses first, then exponents, then multiplication, division, addition and finally subtraction. Thus, (2
