Datrys (4.5*10^15):(5*10^8)/0.0025-0.00012

$$\frac { ( 4.5 \cdot 10 ^ { 15 } ) : ( 5 \cdot 10 ^ { 8 } ) } { 0.0025 - 0.00012 }$$

Enrhifo

$$\frac{450000000000}{119}\approx 3781512605.042016807$$

Camau Ateb

Canslo 10^{8} yn y rhifiadur a'r enwadur.

$$\frac{\frac{4.5\times 10^{7}}{5}}{0.0025-0.00012}$$

Cyfrifo 10 i bŵer 7 a chael 10000000.

$$\frac{\frac{4.5\times 10000000}{5}}{0.0025-0.00012}$$

Lluosi 4.5 a 10000000 i gael 45000000.

$$\frac{\frac{45000000}{5}}{0.0025-0.00012}$$

Rhannu 45000000 â 5 i gael 9000000.

$$\frac{9000000}{0.0025-0.00012}$$

Tynnu 0.00012 o 0.0025 i gael 0.00238.

$$\frac{9000000}{0.00238}$$

Ehangu \frac{9000000}{0.00238} drwy luosi'r rhifiadur a'r enwadur gyda 100000.

$$\frac{900000000000}{238}$$

Lleihau'r ffracsiwn \frac{900000000000}{238} i'r graddau lleiaf posib drwy dynnu a chanslo allan 2.

$$\frac{450000000000}{119}$$

Ffactor

$$\frac{2 ^ {10} \cdot 3 ^ {2} \cdot 5 ^ {11}}{7 \cdot 17} = 3781512605\frac{5}{119} = 3781512605.042017$$