Datrys 667*10^-1(70)(70)/23000^2

$$667 \times 10 ^ { - 1 } \frac { ( 70 ) ( 70 ) } { 23000 ^ { 2 } }$$

Enrhifo

$$\frac{1421}{2300000}\approx 0.000617826$$

Camau Ateb

Cyfrifo 10 i bŵer -1 a chael \frac{1}{10}.

$$667\times \frac{1}{10}\times \frac{70\times 70}{23000^{2}}$$

Lluosi 667 a \frac{1}{10} i gael \frac{667}{10}.

$$\frac{667}{10}\times \frac{70\times 70}{23000^{2}}$$

Lluosi 70 a 70 i gael 4900.

$$\frac{667}{10}\times \frac{4900}{23000^{2}}$$

Cyfrifo 23000 i bŵer 2 a chael 529000000.

$$\frac{667}{10}\times \frac{4900}{529000000}$$

Lleihau'r ffracsiwn \frac{4900}{529000000} i'r graddau lleiaf posib drwy dynnu a chanslo allan 100.

$$\frac{667}{10}\times \frac{49}{5290000}$$

Lluosi \frac{667}{10} a \frac{49}{5290000} i gael \frac{1421}{2300000}.

$$\frac{1421}{2300000}$$

Ffactor

$$\frac{7 ^ {2} \cdot 29}{2 ^ {5} \cdot 5 ^ {5} \cdot 23} = 0.0006178260869565218$$