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  • Whole numbers integers (article) - Khan Academy
    Walk through the difference between whole numbers integers For example, is the number -8 a whole number? Is it an integer?
  • Classifying numbers | Algebra (video) | Khan Academy
    There are many categories we can use to classify numbers Some of those categories are rational numbers, irrational numbers, integers, and whole numbers Rational numbers are represented as a fraction of two integers, while irrational numbers cannot be represented as a fraction of two integers Integers are positive and negative numbers that don’t involve fractions or decimals Whole numbers
  • 7th grade math - Khan Academy
    Learn seventh grade math—proportions, algebra basics, arithmetic with negative numbers, probability, circles, and more (aligned with Common Core standards)
  • Classifying numbers review (article) | Khan Academy
    Review whole numbers, integers, rational, and irrational numbers Then, practice identifying each
  • Integers: addition and subtraction | 7th grade math | Khan Academy
    Let's extend our addition and subtraction understanding to include negative numbers Whether we need temperatures below zero, altitudes below sea level, or decreases from any other reference point, negative numbers give us a way to represent it
  • 6th Grade Math | Khan Academy
    Learn sixth grade math—ratios, exponents, long division, negative numbers, geometry, statistics, and more (aligned with Common Core standards)
  • Khan Academy
    Oops Something went wrong Please try again Uh oh, it looks like we ran into an error You need to refresh If this problem persists, tell us
  • Pre-algebra - Khan Academy
    Learn pre-algebra—all of the basic arithmetic and geometry skills needed for algebra
  • Intro to whole numbers (video) | Integers | Khan Academy
    Learn the basics of whole numbers and their representation on a number line with Khan Academy's introductory video
  • Intro to rational irrational numbers - Khan Academy
    Learn the difference between rational and irrational numbers, learn how to identify them, and discover why some of the most famous numbers in mathematics, like Pi and e, are actually irrational Did you know that there's always an irrational number between any two rational numbers?





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