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The difference of two rational numbers is -6/25 , if the greater number is -4/9 , what is trhe smaller number?

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Type: Question • Score: 0 • Views: 208 • Replies: 2

[+1] - ebrown p - 05/09/2009Hint: What is the lowest common denominator (actually any common denominator will do)?
[+1] - Brandon9000 - 06/25/2009x - (-4/9) = -6/25 x + 4/9 = -6/25 The lowest common denominator for 9 and 25 is 225. x + 100/225 = -54/225 x = -54/225 - 100/225 = -154/225

Hint: What is the lowest common denominator (actually any common denominator will do)?

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x - (-4/9) = -6/25
x + 4/9 = -6/25

The lowest common denominator for 9 and 25 is 225.

x + 100/225 = -54/225
x = -54/225 - 100/225 = -154/225

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