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OpenStudy (anonymous):
Estimate the sum. 1/10 + 4/9
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OpenStudy (anonymous):
find a common denominator
OpenStudy (anonymous):
which is 90
OpenStudy (anonymous):
then multiply the 1 by 9 and the four by 10
OpenStudy (anonymous):
49/90 is the answer
OpenStudy (anonymous):
how accurate u want the estimate? since 1/10 is about 1/9, then 1/9 + 4/9 = 5/9 ????
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OpenStudy (anonymous):
0 , 1/2, 1 1 1/2 or one
OpenStudy (anonymous):
I just did the problem
OpenStudy (anonymous):
5/9 is a little more than a half.....
OpenStudy (anonymous):
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