Datrys 2-{1/2:4-6^0+[5+(2^2:0.3)]}

$$2 - \{ \frac { 1 } { 2 } : 4 - 6 ^ { 0 } + [ 5 + ( 2 ^ { 2 } : 0.3 ) ] \}$$

Enrhifo

$$-\frac{371}{24}\approx -15.458333333$$

Camau Ateb

Mynegwch \frac{\frac{1}{2}}{4} fel ffracsiwn unigol.

$$2-\left(\frac{1}{2\times 4}-6^{0}+5+\frac{2^{2}}{0.3}\right)$$

Lluosi 2 a 4 i gael 8.

$$2-\left(\frac{1}{8}-6^{0}+5+\frac{2^{2}}{0.3}\right)$$

Cyfrifo 6 i bŵer 0 a chael 1.

$$2-\left(\frac{1}{8}-1+5+\frac{2^{2}}{0.3}\right)$$

Tynnu 1 o \frac{1}{8} i gael -\frac{7}{8}.

$$2-\left(-\frac{7}{8}+5+\frac{2^{2}}{0.3}\right)$$

Adio -\frac{7}{8} a 5 i gael \frac{33}{8}.

$$2-\left(\frac{33}{8}+\frac{2^{2}}{0.3}\right)$$

Cyfrifo 2 i bŵer 2 a chael 4.

$$2-\left(\frac{33}{8}+\frac{4}{0.3}\right)$$

Ehangu \frac{4}{0.3} drwy luosi'r rhifiadur a'r enwadur gyda 10.

$$2-\left(\frac{33}{8}+\frac{40}{3}\right)$$

Adio \frac{33}{8} a \frac{40}{3} i gael \frac{419}{24}.

$$2-\frac{419}{24}$$

Tynnu \frac{419}{24} o 2 i gael -\frac{371}{24}.

$$-\frac{371}{24}$$

Ffactor

$$-\frac{371}{24} = -15\frac{11}{24} = -15.458333333333334$$