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\frac{\frac{\frac{5}{4}-\left(-\frac{5}{4}\right)^{2}}{\left(\frac{5}{4}\right)^{2}}-\left(-2\right)^{3}}{\frac{43}{5}-\left(-\frac{4}{5}\right)^{2}\left(2-\frac{3}{4}\right)}
ເພີ່ມ -2 ແລະ \frac{3}{4} ເພື່ອໃຫ້ໄດ້ -\frac{5}{4}.
\frac{\frac{\frac{5}{4}-\frac{25}{16}}{\left(\frac{5}{4}\right)^{2}}-\left(-2\right)^{3}}{\frac{43}{5}-\left(-\frac{4}{5}\right)^{2}\left(2-\frac{3}{4}\right)}
ຄຳນວນ -\frac{5}{4} ກຳລັງ 2 ແລະ ໄດ້ \frac{25}{16}.
\frac{\frac{-\frac{5}{16}}{\left(\frac{5}{4}\right)^{2}}-\left(-2\right)^{3}}{\frac{43}{5}-\left(-\frac{4}{5}\right)^{2}\left(2-\frac{3}{4}\right)}
ລົບ \frac{25}{16} ອອກຈາກ \frac{5}{4} ເພື່ອໃຫ້ໄດ້ -\frac{5}{16}.
\frac{\frac{-\frac{5}{16}}{\frac{25}{16}}-\left(-2\right)^{3}}{\frac{43}{5}-\left(-\frac{4}{5}\right)^{2}\left(2-\frac{3}{4}\right)}
ຄຳນວນ \frac{5}{4} ກຳລັງ 2 ແລະ ໄດ້ \frac{25}{16}.
\frac{-\frac{5}{16}\times \frac{16}{25}-\left(-2\right)^{3}}{\frac{43}{5}-\left(-\frac{4}{5}\right)^{2}\left(2-\frac{3}{4}\right)}
ຫານ -\frac{5}{16} ດ້ວຍ \frac{25}{16} ໂດຍການຄູນ -\frac{5}{16} ໂດຍຕົວເລກທີ່ກັບກັນຂອງ \frac{25}{16}.
\frac{-\frac{1}{5}-\left(-2\right)^{3}}{\frac{43}{5}-\left(-\frac{4}{5}\right)^{2}\left(2-\frac{3}{4}\right)}
ຄູນ -\frac{5}{16} ກັບ \frac{16}{25} ເພື່ອໃຫ້ໄດ້ -\frac{1}{5}.
\frac{-\frac{1}{5}-\left(-8\right)}{\frac{43}{5}-\left(-\frac{4}{5}\right)^{2}\left(2-\frac{3}{4}\right)}
ຄຳນວນ -2 ກຳລັງ 3 ແລະ ໄດ້ -8.
\frac{-\frac{1}{5}+8}{\frac{43}{5}-\left(-\frac{4}{5}\right)^{2}\left(2-\frac{3}{4}\right)}
ຈຳນວນກົງກັນຂ້າມຂອງ -8 ແມ່ນ 8.
\frac{\frac{39}{5}}{\frac{43}{5}-\left(-\frac{4}{5}\right)^{2}\left(2-\frac{3}{4}\right)}
ເພີ່ມ -\frac{1}{5} ແລະ 8 ເພື່ອໃຫ້ໄດ້ \frac{39}{5}.
\frac{\frac{39}{5}}{\frac{43}{5}-\frac{16}{25}\left(2-\frac{3}{4}\right)}
ຄຳນວນ -\frac{4}{5} ກຳລັງ 2 ແລະ ໄດ້ \frac{16}{25}.
\frac{\frac{39}{5}}{\frac{43}{5}-\frac{16}{25}\times \frac{5}{4}}
ລົບ \frac{3}{4} ອອກຈາກ 2 ເພື່ອໃຫ້ໄດ້ \frac{5}{4}.
\frac{\frac{39}{5}}{\frac{43}{5}-\frac{4}{5}}
ຄູນ \frac{16}{25} ກັບ \frac{5}{4} ເພື່ອໃຫ້ໄດ້ \frac{4}{5}.
\frac{\frac{39}{5}}{\frac{39}{5}}
ລົບ \frac{4}{5} ອອກຈາກ \frac{43}{5} ເພື່ອໃຫ້ໄດ້ \frac{39}{5}.
1
ຫານ \frac{39}{5} ດ້ວຍ \frac{39}{5} ເພື່ອໄດ້ 1.