Datrys 16-14/1858-1720*(1850-1720)+14

$$\frac{ 16-14 }{ 1858-1720 } \times (1850-1720)+14$$

Enrhifo

$$\frac{1096}{69}\approx 15.884057971$$

Camau Ateb

Tynnu 14 o 16 i gael 2.

$$\frac{2}{1858-1720}\left(1850-1720\right)+14$$

Tynnu 1720 o 1858 i gael 138.

$$\frac{2}{138}\left(1850-1720\right)+14$$

Lleihau'r ffracsiwn \frac{2}{138} i'r graddau lleiaf posib drwy dynnu a chanslo allan 2.

$$\frac{1}{69}\left(1850-1720\right)+14$$

Tynnu 1720 o 1850 i gael 130.

$$\frac{1}{69}\times 130+14$$

Lluosi \frac{1}{69} a 130 i gael \frac{130}{69}.

$$\frac{130}{69}+14$$

Troswch y rhif degol 14 i’r ffracsiwn \frac{966}{69}.

$$\frac{130}{69}+\frac{966}{69}$$

Gan fod gan \frac{130}{69} a \frac{966}{69} yr un dynodydd, adiwch nhw drwy adio eu rhifiaduron.

$$\frac{130+966}{69}$$

Adio 130 a 966 i gael 1096.

$$\frac{1096}{69}$$

Ffactor

$$\frac{2 ^ {3} \cdot 137}{3 \cdot 23} = 15\frac{61}{69} = 15.884057971014492$$