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Hi! START HERE: Course overview
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Introduction to numbers and negative numbers
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Number sets
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Identity numbers
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Opposite of a number
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Adding and subtracting signed numbers, example 2
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Adding and subtracting signed numbers, example 3
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Adding and subtracting signed numbers, example 4
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Multiplying signed numbers
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Dividing signed numbers
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Absolute value
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Introduction to factors and multiples
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Divisibility
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Multiples
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Prime and composite
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Prime factorization and product of primes
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Prime factorization and product of primes, example 2
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Least common multiple
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Least common multiple, example 2
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Greatest common factor
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Introduction to fractions
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Fractions
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Simplifying fractions and cancellation
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Equivalent fractions
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Division of zero
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Multiplying and dividing fractions
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Signs of fractions
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Reciprocals
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Introduction to mixed numbers
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Mixed numbers and improper fractions
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Multiplying and dividing mixed numbers
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Relationships of numbers
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Introduction to decimals
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Place value
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Decimal arithmetic
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Decimal arithmetic, example 2
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Repeating decimals
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Rounding
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Introduction to ratio and proportion
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Ratio and proportion
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Ratio and proportion, example 2
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Unit price
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Unit price, example 2
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Unit multipliers
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Unit multipliers, example 2
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Introduction to exponents
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Exponents
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Rules of exponents
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Rules of exponents, example 2
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Power rule for exponents
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Power rule for exponents, example 2
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Quotient rule for exponents
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Quotient rule for exponents, example 2
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Introduction to scientific notation
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Powers of 10
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Scientific notation
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Multiplying scientific notation
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Dividing scientific notation
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Multiplying and dividing scientific notation
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Estimating with scientific notation
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Wrap-up