Datrys (2^2*10^3)^2/2*10^-2

$$\frac { ( 2 ^ { 2 } \times 10 ^ { 3 } ) ^ { 2 } } { 2 \times 10 ^ { - 2 } }$$

Enrhifo

$$800000000$$

Camau Ateb

Cyfrifo 2 i bŵer 2 a chael 4.

$$\frac{\left(4\times 10^{3}\right)^{2}}{2\times 10^{-2}}$$

Cyfrifo 10 i bŵer 3 a chael 1000.

$$\frac{\left(4\times 1000\right)^{2}}{2\times 10^{-2}}$$

Lluosi 4 a 1000 i gael 4000.

$$\frac{4000^{2}}{2\times 10^{-2}}$$

Cyfrifo 4000 i bŵer 2 a chael 16000000.

$$\frac{16000000}{2\times 10^{-2}}$$

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

$$\frac{16000000}{2\times \frac{1}{100}}$$

Lluosi 2 a \frac{1}{100} i gael \frac{1}{50}.

$$\frac{16000000}{\frac{1}{50}}$$

Rhannwch 16000000 â \frac{1}{50} drwy luosi 16000000 â chilydd \frac{1}{50}.

$$16000000\times 50$$

Lluosi 16000000 a 50 i gael 800000000.

$$800000000$$

Ffactor

$$2^{11}\times 5^{8}$$