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2.125-\frac{\frac{4}{21}\times \frac{35}{2}-\frac{3\times 9+1}{9}\times \frac{3}{7}}{\frac{4\times 9+4}{9}\times 0.4}
Whakawehe \frac{4}{21} ki te \frac{2}{35} mā te whakarea \frac{4}{21} ki te tau huripoki o \frac{2}{35}.
2.125-\frac{\frac{4\times 35}{21\times 2}-\frac{3\times 9+1}{9}\times \frac{3}{7}}{\frac{4\times 9+4}{9}\times 0.4}
Me whakarea te \frac{4}{21} ki te \frac{35}{2} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.
2.125-\frac{\frac{140}{42}-\frac{3\times 9+1}{9}\times \frac{3}{7}}{\frac{4\times 9+4}{9}\times 0.4}
Mahia ngā whakarea i roto i te hautanga \frac{4\times 35}{21\times 2}.
2.125-\frac{\frac{10}{3}-\frac{3\times 9+1}{9}\times \frac{3}{7}}{\frac{4\times 9+4}{9}\times 0.4}
Whakahekea te hautanga \frac{140}{42} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 14.
2.125-\frac{\frac{10}{3}-\frac{27+1}{9}\times \frac{3}{7}}{\frac{4\times 9+4}{9}\times 0.4}
Whakareatia te 3 ki te 9, ka 27.
2.125-\frac{\frac{10}{3}-\frac{28}{9}\times \frac{3}{7}}{\frac{4\times 9+4}{9}\times 0.4}
Tāpirihia te 27 ki te 1, ka 28.
2.125-\frac{\frac{10}{3}-\frac{28\times 3}{9\times 7}}{\frac{4\times 9+4}{9}\times 0.4}
Me whakarea te \frac{28}{9} ki te \frac{3}{7} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.
2.125-\frac{\frac{10}{3}-\frac{84}{63}}{\frac{4\times 9+4}{9}\times 0.4}
Mahia ngā whakarea i roto i te hautanga \frac{28\times 3}{9\times 7}.
2.125-\frac{\frac{10}{3}-\frac{4}{3}}{\frac{4\times 9+4}{9}\times 0.4}
Whakahekea te hautanga \frac{84}{63} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 21.
2.125-\frac{\frac{10-4}{3}}{\frac{4\times 9+4}{9}\times 0.4}
Tā te mea he rite te tauraro o \frac{10}{3} me \frac{4}{3}, me tango rāua mā te tango i ō raua taurunga.
2.125-\frac{\frac{6}{3}}{\frac{4\times 9+4}{9}\times 0.4}
Tangohia te 4 i te 10, ka 6.
2.125-\frac{2}{\frac{4\times 9+4}{9}\times 0.4}
Whakawehea te 6 ki te 3, kia riro ko 2.
2.125-\frac{2}{\frac{36+4}{9}\times 0.4}
Whakareatia te 4 ki te 9, ka 36.
2.125-\frac{2}{\frac{40}{9}\times 0.4}
Tāpirihia te 36 ki te 4, ka 40.
2.125-\frac{2}{\frac{40}{9}\times \frac{2}{5}}
Me tahuri ki tau ā-ira 0.4 ki te hautau \frac{4}{10}. Whakahekea te hautanga \frac{4}{10} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 2.
2.125-\frac{2}{\frac{40\times 2}{9\times 5}}
Me whakarea te \frac{40}{9} ki te \frac{2}{5} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.
2.125-\frac{2}{\frac{80}{45}}
Mahia ngā whakarea i roto i te hautanga \frac{40\times 2}{9\times 5}.
2.125-\frac{2}{\frac{16}{9}}
Whakahekea te hautanga \frac{80}{45} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 5.
2.125-2\times \frac{9}{16}
Whakawehe 2 ki te \frac{16}{9} mā te whakarea 2 ki te tau huripoki o \frac{16}{9}.
2.125-\frac{2\times 9}{16}
Tuhia te 2\times \frac{9}{16} hei hautanga kotahi.
2.125-\frac{18}{16}
Whakareatia te 2 ki te 9, ka 18.
2.125-\frac{9}{8}
Whakahekea te hautanga \frac{18}{16} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 2.
\frac{17}{8}-\frac{9}{8}
Me tahuri ki tau ā-ira 2.125 ki te hautau \frac{2125}{1000}. Whakahekea te hautanga \frac{2125}{1000} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 125.
\frac{17-9}{8}
Tā te mea he rite te tauraro o \frac{17}{8} me \frac{9}{8}, me tango rāua mā te tango i ō raua taurunga.
\frac{8}{8}
Tangohia te 9 i te 17, ka 8.
1
Whakawehea te 8 ki te 8, kia riro ko 1.