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\frac{4}{9}+\left(\frac{1}{4}\right)^{-2}-\left(\sqrt{\frac{4}{9}}-\frac{1}{2}\right)=16.111
Cyfrifo \frac{2}{3} i bŵer 2 a chael \frac{4}{9}.
\frac{4}{9}+16-\left(\sqrt{\frac{4}{9}}-\frac{1}{2}\right)=16.111
Cyfrifo \frac{1}{4} i bŵer -2 a chael 16.
\frac{148}{9}-\left(\sqrt{\frac{4}{9}}-\frac{1}{2}\right)=16.111
Adio \frac{4}{9} a 16 i gael \frac{148}{9}.
\frac{148}{9}-\left(\frac{2}{3}-\frac{1}{2}\right)=16.111
Ailysgrifennu ail isradd y rhaniad \frac{4}{9} fel rhaniad ail israddau \frac{\sqrt{4}}{\sqrt{9}}. Cymryd ail isradd y rhifiadur a'r enwadur.
\frac{148}{9}-\frac{1}{6}=16.111
Tynnu \frac{1}{2} o \frac{2}{3} i gael \frac{1}{6}.
\frac{293}{18}=16.111
Tynnu \frac{1}{6} o \frac{148}{9} i gael \frac{293}{18}.
\frac{293}{18}=\frac{16111}{1000}
Troswch y rhif degol 16.111 i’r ffracsiwn \frac{16111}{1000}.
\frac{146500}{9000}=\frac{144999}{9000}
Lluosrif lleiaf cyffredin 18 a 1000 yw 9000. Troswch \frac{293}{18} a \frac{16111}{1000} yn ffracsiynau gyda’r enwadur 9000.
\text{false}
Cymharu \frac{146500}{9000} gyda \frac{144999}{9000}.
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