Whakaoti i te 0.21:3/8+11/25

$$0.21 : \frac { 3 } { 8 } + \frac { 11 } { 25 }$$

Aromātai

$$1$$

Ngā Upane Otinga

Whakawehe 0.21 ki te \frac{3}{8} mā te whakarea 0.21 ki te tau huripoki o \frac{3}{8}.

$$0.21\times \frac{8}{3}+\frac{11}{25}$$

Me tahuri ki tau ā-ira 0.21 ki te hautau \frac{21}{100}.

$$\frac{21}{100}\times \frac{8}{3}+\frac{11}{25}$$

Me whakarea te \frac{21}{100} ki te \frac{8}{3} mā te whakarea taurunga ki te taurunga me te tauraro ki te tauraro.

$$\frac{21\times 8}{100\times 3}+\frac{11}{25}$$

Mahia ngā whakarea i roto i te hautanga \frac{21\times 8}{100\times 3}.

$$\frac{168}{300}+\frac{11}{25}$$

Whakahekea te hautanga \frac{168}{300} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 12.

$$\frac{14}{25}+\frac{11}{25}$$

Tā te mea he rite te tauraro o \frac{14}{25} me \frac{11}{25}, me tāpiri rāua mā te tāpiri i ō raua taurunga.

$$\frac{14+11}{25}$$

Tāpirihia te 14 ki te 11, ka 25.

$$\frac{25}{25}$$

Whakawehea te 25 ki te 25, kia riro ko 1.

$$1$$

Tauwehe

$$1$$