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OpenStudy (anonymous):
Please help quick Solve two-fifths plus one-ninth . Then use estimation to check for reasonableness. Show your work.
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OpenStudy (anonymous):
\[\frac{2}{5}+\frac{1}{9}\] \[\frac{2 \times 9}{5 \times 9} + \frac{1 \times 5}{9 \times 5}\]
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