Datrys (2(10^-4)+6(10^-8))/1+3(10^-4)

$$\frac { ( 2 ( 10 ^ { - 4 } ) + 6 ( 10 ^ { - 8 } ) ) } { 1 + 3 ( 10 ^ { - 4 } ) }$$

Enrhifo

$$\frac{1}{5000}=0.0002$$

Camau Ateb

Cyfrifo 10 i bŵer -4 a chael \frac{1}{10000}.

$$\frac{2\times \frac{1}{10000}+6\times 10^{-8}}{1+3\times 10^{-4}}$$

Lluosi 2 a \frac{1}{10000} i gael \frac{1}{5000}.

$$\frac{\frac{1}{5000}+6\times 10^{-8}}{1+3\times 10^{-4}}$$

Cyfrifo 10 i bŵer -8 a chael \frac{1}{100000000}.

$$\frac{\frac{1}{5000}+6\times \frac{1}{100000000}}{1+3\times 10^{-4}}$$

Lluosi 6 a \frac{1}{100000000} i gael \frac{3}{50000000}.

$$\frac{\frac{1}{5000}+\frac{3}{50000000}}{1+3\times 10^{-4}}$$

Adio \frac{1}{5000} a \frac{3}{50000000} i gael \frac{10003}{50000000}.

$$\frac{\frac{10003}{50000000}}{1+3\times 10^{-4}}$$

Cyfrifo 10 i bŵer -4 a chael \frac{1}{10000}.

$$\frac{\frac{10003}{50000000}}{1+3\times \frac{1}{10000}}$$

Lluosi 3 a \frac{1}{10000} i gael \frac{3}{10000}.

$$\frac{\frac{10003}{50000000}}{1+\frac{3}{10000}}$$

Adio 1 a \frac{3}{10000} i gael \frac{10003}{10000}.

$$\frac{\frac{10003}{50000000}}{\frac{10003}{10000}}$$

Rhannwch \frac{10003}{50000000} â \frac{10003}{10000} drwy luosi \frac{10003}{50000000} â chilydd \frac{10003}{10000}.

$$\frac{10003}{50000000}\times \frac{10000}{10003}$$

Lluosi \frac{10003}{50000000} a \frac{10000}{10003} i gael \frac{1}{5000}.

$$\frac{1}{5000}$$

Ffactor

$$\frac{1}{2 ^ {3} \cdot 5 ^ {4}} = 0.0002$$