Datrys 4200*12*70-4200*1*(100-70)-226*10^5*100/4200*12

$$\frac{ 4200 \times 12 \times 70-4200 \times 1 \times (100-70)-226 \times { 10 }^{ 5 } \times 100 }{ 4200 \times 12 }$$

Enrhifo

$$-\frac{5641495}{126}\approx -44773.76984127$$

Camau Ateb

Lluosi 4200 a 12 i gael 50400.

$$\frac{50400\times 70-4200\times 1\left(100-70\right)-226\times 10^{5}\times 100}{4200\times 12}$$

Lluosi 50400 a 70 i gael 3528000.

$$\frac{3528000-4200\times 1\left(100-70\right)-226\times 10^{5}\times 100}{4200\times 12}$$

Lluosi 4200 a 1 i gael 4200.

$$\frac{3528000-4200\left(100-70\right)-226\times 10^{5}\times 100}{4200\times 12}$$

Tynnu 70 o 100 i gael 30.

$$\frac{3528000-4200\times 30-226\times 10^{5}\times 100}{4200\times 12}$$

Lluosi 4200 a 30 i gael 126000.

$$\frac{3528000-126000-226\times 10^{5}\times 100}{4200\times 12}$$

Tynnu 126000 o 3528000 i gael 3402000.

$$\frac{3402000-226\times 10^{5}\times 100}{4200\times 12}$$

Cyfrifo 10 i bŵer 5 a chael 100000.

$$\frac{3402000-226\times 100000\times 100}{4200\times 12}$$

Lluosi 226 a 100000 i gael 22600000.

$$\frac{3402000-22600000\times 100}{4200\times 12}$$

Lluosi 22600000 a 100 i gael 2260000000.

$$\frac{3402000-2260000000}{4200\times 12}$$

Tynnu 2260000000 o 3402000 i gael -2256598000.

$$\frac{-2256598000}{4200\times 12}$$

Lluosi 4200 a 12 i gael 50400.

$$\frac{-2256598000}{50400}$$

Lleihau'r ffracsiwn \frac{-2256598000}{50400} i'r graddau lleiaf posib drwy dynnu a chanslo allan 400.

$$-\frac{5641495}{126}$$

Ffactor

$$-\frac{5641495}{126} = -44773\frac{97}{126} = -44773.769841269845$$