Datrys (1/50)^2(36)-3*1495+2*117/75

$$\frac { ( \frac { 1 } { 50 } ) ^ { 2 } ( 36 ) - 3 \times 1495 + 2 \times 117 } { 75 }$$

Enrhifo

$$-\frac{885622}{15625}=-56.679808$$

Camau Ateb

Cyfrifo \frac{1}{50} i bŵer 2 a chael \frac{1}{2500}.

$$\frac{\frac{1}{2500}\times 36-3\times 1495+2\times 117}{75}$$

Lluosi \frac{1}{2500} a 36 i gael \frac{36}{2500}.

$$\frac{\frac{36}{2500}-3\times 1495+2\times 117}{75}$$

Lleihau'r ffracsiwn \frac{36}{2500} i'r graddau lleiaf posib drwy dynnu a chanslo allan 4.

$$\frac{\frac{9}{625}-3\times 1495+2\times 117}{75}$$

Lluosi 3 a 1495 i gael 4485.

$$\frac{\frac{9}{625}-4485+2\times 117}{75}$$

Troswch y rhif degol 4485 i’r ffracsiwn \frac{2803125}{625}.

$$\frac{\frac{9}{625}-\frac{2803125}{625}+2\times 117}{75}$$

Gan fod gan \frac{9}{625} a \frac{2803125}{625} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.

$$\frac{\frac{9-2803125}{625}+2\times 117}{75}$$

Tynnu 2803125 o 9 i gael -2803116.

$$\frac{-\frac{2803116}{625}+2\times 117}{75}$$

Lluosi 2 a 117 i gael 234.

$$\frac{-\frac{2803116}{625}+234}{75}$$

Troswch y rhif degol 234 i’r ffracsiwn \frac{146250}{625}.

$$\frac{-\frac{2803116}{625}+\frac{146250}{625}}{75}$$

Gan fod gan -\frac{2803116}{625} a \frac{146250}{625} yr un dynodydd, adiwch nhw drwy adio eu rhifiaduron.

$$\frac{\frac{-2803116+146250}{625}}{75}$$

Adio -2803116 a 146250 i gael -2656866.

$$\frac{-\frac{2656866}{625}}{75}$$

Mynegwch \frac{-\frac{2656866}{625}}{75} fel ffracsiwn unigol.

$$\frac{-2656866}{625\times 75}$$

Lluosi 625 a 75 i gael 46875.

$$\frac{-2656866}{46875}$$

Lleihau'r ffracsiwn \frac{-2656866}{46875} i'r graddau lleiaf posib drwy dynnu a chanslo allan 3.

$$-\frac{885622}{15625}$$

Ffactor

$$-\frac{885622}{15625} = -56\frac{10622}{15625} = -56.679808$$