Datrys 16000+4186*0.2*20/4186*0.2

$$\frac{ 16000+4186 \times 0.2 \times 20 }{ 4186 \times 0.2 }$$

Enrhifo

$$\frac{81860}{2093}\approx 39.111323459$$

Camau Ateb

Lluosi 4186 a 0.2 i gael 837.2.

$$\frac{16000+837.2\times 20}{4186\times 0.2}$$

Lluosi 837.2 a 20 i gael 16744.

$$\frac{16000+16744}{4186\times 0.2}$$

Adio 16000 a 16744 i gael 32744.

$$\frac{32744}{4186\times 0.2}$$

Lluosi 4186 a 0.2 i gael 837.2.

$$\frac{32744}{837.2}$$

Ehangu \frac{32744}{837.2} drwy luosi'r rhifiadur a'r enwadur gyda 10.

$$\frac{327440}{8372}$$

Lleihau'r ffracsiwn \frac{327440}{8372} i'r graddau lleiaf posib drwy dynnu a chanslo allan 4.

$$\frac{81860}{2093}$$

Ffactor

$$\frac{5 \cdot 4093 \cdot 2 ^ {2}}{7 \cdot 13 \cdot 23} = 39\frac{233}{2093} = 39.111323459149546$$