Datrys 2*10^-7*1/1.9*10^-2

$$2 \times { 10 }^{ -7 } \times \frac{ 1 }{ 1.9 \times { 10 }^{ -2 } }$$

Enrhifo

$$\frac{1}{95000}\approx 0.000010526$$

Camau Ateb

Cyfrifo 10 i bŵer -7 a chael \frac{1}{10000000}.

$$2\times \frac{1}{10000000}\times \frac{1}{1.9\times 10^{-2}}$$

Lluosi 2 a \frac{1}{10000000} i gael \frac{1}{5000000}.

$$\frac{1}{5000000}\times \frac{1}{1.9\times 10^{-2}}$$

Cyfrifo 10 i bŵer -2 a chael \frac{1}{100}.

$$\frac{1}{5000000}\times \frac{1}{1.9\times \frac{1}{100}}$$

Lluosi 1.9 a \frac{1}{100} i gael \frac{19}{1000}.

$$\frac{1}{5000000}\times \frac{1}{\frac{19}{1000}}$$

Rhannwch 1 â \frac{19}{1000} drwy luosi 1 â chilydd \frac{19}{1000}.

$$\frac{1}{5000000}\times 1\times \frac{1000}{19}$$

Lluosi 1 a \frac{1000}{19} i gael \frac{1000}{19}.

$$\frac{1}{5000000}\times \frac{1000}{19}$$

Lluosi \frac{1}{5000000} a \frac{1000}{19} i gael \frac{1}{95000}.

$$\frac{1}{95000}$$

Ffactor

$$\frac{1}{19 \cdot 2 ^ {3} \cdot 5 ^ {4}} = 1.0526315789473684 \times 10^{-5}$$