Datrys 72910^-61000/1*100/1

$$729 { 10 }^{ -6 } \frac{ 1000 }{ 1 } \times \frac{ 100 }{ 1 }$$

Enrhifo

$$\frac{729}{10}=72.9$$

Camau Ateb

Cyfrifo 10 i bŵer -6 a chael \frac{1}{1000000}.

$$729\times \frac{1}{1000000}\times \frac{1000}{1}\times \frac{100}{1}$$

Lluosi 729 a \frac{1}{1000000} i gael \frac{729}{1000000}.

$$\frac{729}{1000000}\times \frac{1000}{1}\times \frac{100}{1}$$

Mae rhannu unrhyw beth ag un yn rhoi'r rhif hwnnw.

$$\frac{729}{1000000}\times 1000\times \frac{100}{1}$$

Lluosi \frac{729}{1000000} a 1000 i gael \frac{729}{1000}.

$$\frac{729}{1000}\times \frac{100}{1}$$

Mae rhannu unrhyw beth ag un yn rhoi'r rhif hwnnw.

$$\frac{729}{1000}\times 100$$

Lluosi \frac{729}{1000} a 100 i gael \frac{729}{10}.

$$\frac{729}{10}$$

Ffactor

$$\frac{3 ^ {6}}{2 \cdot 5} = 72\frac{9}{10} = 72.9$$