JC

\(\dfrac{1}{3}-\dfrac{3}{4}-\dfrac{-3}{5}+\dfrac{1}{64}-\dfrac{2}{9}-\dfrac{1}{36}+\dfrac{1}{15}\)

NT
6 tháng 7 2022 lúc 9:35

\(=\left(-\dfrac{3}{4}-\dfrac{2}{9}-\dfrac{1}{36}\right)+\left(\dfrac{1}{3}+\dfrac{3}{5}+\dfrac{1}{15}\right)+\dfrac{1}{64}\)

=1-1+1/64

=1/64

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