Datrys 7.9^2*1/5

$${ 7.9 }^{ 2 } \times \frac{ 1 }{ 5 }$$

Enrhifo

$$12.482$$

Camau Ateb

Cyfrifo 7.9 i bŵer 2 a chael 62.41.

$$62.41\times \frac{1}{5}$$

Troswch y rhif degol 62.41 i’r ffracsiwn \frac{6241}{100}.

$$\frac{6241}{100}\times \frac{1}{5}$$

Lluoswch \frac{6241}{100} â \frac{1}{5} drwy luosi'r rhifiadur â’r rhifiadur a'r enwadur â’r enwadur.

$$\frac{6241\times 1}{100\times 5}$$

Gwnewch y gwaith lluosi yn y ffracsiwn \frac{6241\times 1}{100\times 5}.

$$\frac{6241}{500}$$

Ffactor

$$\frac{79 ^ {2}}{2 ^ {2} \cdot 5 ^ {3}} = 12\frac{241}{500} = 12.482$$