NOTES 2.1 Rational Numbers VOCAB: rational number: is a number that can be written as the ratio of...
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NOTES 2.1 Rational Numbers VOCAB: rational number : is a number that can be written as the ratio of two integers. (a fraction) terminating decimal : is a decimal that ends. Ex: 1.5 or -0.25 or 10.625 repeating decimal : is a decimal that has a pattern that repeats. Ex: -1.33333 or 0.1515151515 Terminating and repeating decimals are examples of rational numbers
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Transcript of NOTES 2.1 Rational Numbers VOCAB: rational number: is a number that can be written as the ratio of...
NOTES 2.1Rational Numbers
VOCAB: rational number: is a number that can be written as the ratio of two integers. (a fraction)
terminating decimal: is a decimal that ends.Ex: 1.5 or -0.25 or 10.625
repeating decimal: is a decimal that has a pattern that repeats.Ex: -1.33333 or 0.1515151515
Terminating and repeating decimals are examples of rational numbers
NOTES 2.1Rational Numbers
Writing rational numbers as decimals:Ex: Write -2⅘ as a decimal
-2.8Ex: Write ⅓ as a decimal
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NOTES 2.1Rational Numbers
Writing a decimal as a fraction:Ex: Write -0.26 as a fraction in simplest form
Ordering rational numbers: Write each rational number as a decimal, then graph on number line