Whakaoti i te 1/6-3/5-2/9

$$\frac { 1 } { 6 } - \frac { 3 } { 5 } - \frac { 2 } { 9 }$$

Aromātai

$$-\frac{59}{90}\approx -0.655555556$$

Ngā Upane Otinga

Ko te maha noa iti rawa atu o 6 me 5 ko 30. Me tahuri \frac{1}{6} me \frac{3}{5} ki te hautau me te tautūnga 30.

$$\frac{5}{30}-\frac{18}{30}-\frac{2}{9}$$

Tā te mea he rite te tauraro o \frac{5}{30} me \frac{18}{30}, me tango rāua mā te tango i ō raua taurunga.

$$\frac{5-18}{30}-\frac{2}{9}$$

Tangohia te 18 i te 5, ka -13.

$$-\frac{13}{30}-\frac{2}{9}$$

Ko te maha noa iti rawa atu o 30 me 9 ko 90. Me tahuri -\frac{13}{30} me \frac{2}{9} ki te hautau me te tautūnga 90.

$$-\frac{39}{90}-\frac{20}{90}$$

Tā te mea he rite te tauraro o -\frac{39}{90} me \frac{20}{90}, me tango rāua mā te tango i ō raua taurunga.

$$\frac{-39-20}{90}$$

Tangohia te 20 i te -39, ka -59.

$$-\frac{59}{90}$$

Tauwehe

$$-\frac{59}{90} = -0.6555555555555556$$