Multiplying and Dividing Fractions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Product of 4 and 2/9 | Numerater*Numerator/Denominator*Denominator 4*2 = 8/9
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Product of 2/7 and 21 | Numerater*Numerator/Denominator*Denominator 2*21 = 42/21 SIMPIFIED....final answer is 2
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Product of 4/7 and 4/5 | Numerater*Numerator/ Denominator*Denominator 4*4 = 16 / 7*5 = 35 final answer is 16/35
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Product of 6 and 4/9 | Numerater*Numerator/Denominator*Denominator 6*4 = 24/9 SIMPLIFIED (improper fraction)...=2 6/9 SIMPLIFIED final answer is 2 2/3
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Reciprocal | To find the reciprocal of a fraction, just switch the numerator and the denominator; it’s like flipping the fraction.
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What is the reciprocal of 7/9? | 9/7
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What is the reciprocal of 5/6? | 6/5
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What is the reciprocal of 5? | 1/5
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What is the reciprocal of 1 3/4 | 1st change mixed # to an improper fraction THEN flip. 4*1 = 4 + 3 = 7/4 SO 4/7 is the reciprocal of 1 3/4
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Created by:
swinsoa
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