Datrys 5(17-10^-8)/2*10^-4

$$\frac { 5 ( 17 - 10 ^ { - 8 } ) } { 2 \times 10 ^ { - 4 } }$$

Enrhifo

$$\frac{1699999999}{4000}=424999.99975$$

Camau Ateb

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

$$\frac{5\left(17-\frac{1}{100000000}\right)}{2\times 10^{-4}}$$

Tynnu \frac{1}{100000000} o 17 i gael \frac{1699999999}{100000000}.

$$\frac{5\times \frac{1699999999}{100000000}}{2\times 10^{-4}}$$

Lluosi 5 a \frac{1699999999}{100000000} i gael \frac{1699999999}{20000000}.

$$\frac{\frac{1699999999}{20000000}}{2\times 10^{-4}}$$

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

$$\frac{\frac{1699999999}{20000000}}{2\times \frac{1}{10000}}$$

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

$$\frac{\frac{1699999999}{20000000}}{\frac{1}{5000}}$$

Rhannwch \frac{1699999999}{20000000} â \frac{1}{5000} drwy luosi \frac{1699999999}{20000000} â chilydd \frac{1}{5000}.

$$\frac{1699999999}{20000000}\times 5000$$

Lluosi \frac{1699999999}{20000000} a 5000 i gael \frac{1699999999}{4000}.

$$\frac{1699999999}{4000}$$

Ffactor

$$\frac{2957 \cdot 574907}{2 ^ {5} \cdot 5 ^ {3}} = 424999\frac{3999}{4000} = 424999.99975$$