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# Numbers and operations

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Converting a fraction to a repeating decimalConverting repeating decimals to fractions (part 1 of 2)Converting repeating decimals to fractions (part 2 of 2)Writing repeating decimals as fractions reviewWriting fractions as repeating decimals review

Practice

Writing fractions as repeating decimalsGet 5 of 7 questions to level up!

Converting repeating decimals to fractionsGet 5 of 7 questions to level up!

Converting multi-digit repeating decimals to fractionsGet 3 of 4 questions to level up!

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Intro to square rootsSquare roots of perfect squaresIntro to cube rootsWorked example: Cube root of a negative numberSquare root of decimalDimensions of a cube from its volumeSquare roots reviewCube roots review

Practice

Square rootsGet 5 of 7 questions to level up!

Cube rootsGet 5 of 7 questions to level up!

Equations with square roots & cube rootsGet 3 of 4 questions to level up!

Roots of decimals & fractionsGet 3 of 4 questions to level up!

Equations with square roots: decimals & fractionsGet 3 of 4 questions to level up!

Square and cube challengeGet 3 of 4 questions to level up!

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Intro to rational & irrational numbersClassifying numbers: rational & irrationalClassifying numbersClassifying numbers reviewWorked example: classifying numbers

Practice

Classify numbers: rational & irrationalGet 5 of 7 questions to level up!

Classify numbersGet 5 of 7 questions to level up!

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Approximating square rootsApproximating square roots walk throughComparing irrational numbers with radicalsApproximating square roots to hundredthsComparing values with calculator

Practice

Approximating square rootsGet 3 of 4 questions to level up!

Comparing irrational numbersGet 5 of 7 questions to level up!

Comparing irrational numbers with a calculatorGet 5 of 7 questions to level up!

Learn

Exponents with negative basesThe 0 & 1st powerEven & odd numbers of negatives1 and -1 to different powersSign of expressions challenge problemsPowers of zero

Practice

Exponents with integer basesGet 5 of 7 questions to level up!

Exponents with negative fractional basesGet 3 of 4 questions to level up!

Signs of expressions challengeGet 3 of 4 questions to level up!

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Exponent properties with productsExponent properties with parenthesesExponent properties with quotientsExponent properties review

Practice

Multiply powersGet 3 of 4 questions to level up!

Powers of powersGet 3 of 4 questions to level up!

Divide powersGet 3 of 4 questions to level up!

Powers of products & quotientsGet 3 of 4 questions to level up!

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Negative exponentsNegative exponent intuitionNegative exponents review

Practice

Negative exponentsGet 3 of 4 questions to level up!

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Multiplying & dividing powers (integer exponents)Powers of products & quotients (integer exponents)Powers of zero

Practice

Multiply & divide powers (integer exponents)Get 5 of 7 questions to level up!

Powers of products & quotients (integer exponents)Get 3 of 4 questions to level up!

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Multiplying multiples of powers of 10Approximating with powers of 10

Practice

Multiplication and division with powers of tenGet 5 of 7 questions to level up!

Approximating with powers of 10Get 3 of 4 questions to level up!

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Scientific notation example: 0.0000000003457Scientific notation examplesScientific notation review

Practice

Scientific notationGet 5 of 7 questions to level up!

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Multiplying & dividing in scientific notationMultiplying three numbers in scientific notationSubtracting in scientific notationSimplifying in scientific notation challenge

Practice

Multiplying & dividing in scientific notationGet 3 of 4 questions to level up!

Adding & subtracting in scientific notationGet 3 of 4 questions to level up!

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Scientific notation word problem: red blood cellsScientific notation word problem: U.S. national debtScientific notation word problem: speed of light

Practice

Scientific notation word problemsGet 3 of 4 questions to level up!