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72/80 = 9/10

9/10 or 7/8 (cross multiply)

9 x 8 or 7 x 10

72 > 70

So that 72/80 > 7/8.

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2009-12-03 00:50:41
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Algebra

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A polynomial of degree zero is a constant term

The grouping method of factoring can still be used when only some of the terms share a common factor A True B False

The sum or difference of p and q is the of the x-term in the trinomial

A number a power of a variable or a product of the two is a monomial while a polynomial is the of monomials

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Q: How do you know that 72 80th's is greater than 7 8th's?
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How do you know 72 80th is greater than 7 8th?

To compare 2 fractions you must make the denominator the same. We can do this in this problem by multiplying 7 and 8 by 10. This gives us 70 80ths. Now we can compare the 2 fractions and see that 72 80ths is bigger.


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Is 5 8ths and 6 10ths greater than 1?

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11/12ths is larger than 7/8ths.


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