Enrhifo
\frac{109}{6}\approx 18.166666667
Ffactor
\frac{109}{2 \cdot 3} = 18\frac{1}{6} = 18.166666666666668
Rhannu
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65+\frac{6+1}{6}-48
Lluosi 1 a 6 i gael 6.
65+\frac{7}{6}-48
Adio 6 a 1 i gael 7.
\frac{390}{6}+\frac{7}{6}-48
Troswch y rhif degol 65 i’r ffracsiwn \frac{390}{6}.
\frac{390+7}{6}-48
Gan fod gan \frac{390}{6} a \frac{7}{6} yr un dynodydd, adiwch nhw drwy adio eu rhifiaduron.
\frac{397}{6}-48
Adio 390 a 7 i gael 397.
\frac{397}{6}-\frac{288}{6}
Troswch y rhif degol 48 i’r ffracsiwn \frac{288}{6}.
\frac{397-288}{6}
Gan fod gan \frac{397}{6} a \frac{288}{6} yr un dynodydd, tynnwch nhw drwy dynnu eu rhifiaduron.
\frac{109}{6}
Tynnu 288 o 397 i gael 109.
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