Rational Numbers Quiz

If a/b is a fraction and m is a non-zero integer, then aam/bbm = a/b.

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If a/b is a fraction and m is a common divisor of a and b, then aam/bbm = a/b.

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If a/b is a fraction and m is a common divisor of a and b, then aam/bbm = a/b.

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A rational number a/b is said to be in standard form if a and b have no common divisor other than unity and b > 0.

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3/8 is a positive rational number. 2/9 is a negative rational number. 3/4 is a negative rational number. Also, 1/4 is a positive rational number.

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L.C.M. of denominators 3 and 7 is 21.

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3/7 > 6/13. 5/13 = 35/91. 2 > 13/5. 2/3 < 5/8. 0 < 3/5.

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L.C.M. of 9,12, 18 and 3 is 36.

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L.C.M. of 4,12, 16 and 24 is 48.

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L.C.M. of 5, 10, 15 and 20 is 60.

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