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Rhannu
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10\times \frac{\frac{144}{3^{2}}}{2^{2}}=40
Cyfrifo 12 i bŵer 2 a chael 144.
10\times \frac{\frac{144}{9}}{2^{2}}=40
Cyfrifo 3 i bŵer 2 a chael 9.
10\times \frac{16}{2^{2}}=40
Rhannu 144 â 9 i gael 16.
10\times \frac{16}{4}=40
Cyfrifo 2 i bŵer 2 a chael 4.
10\times 4=40
Rhannu 16 â 4 i gael 4.
40=40
Lluosi 10 a 4 i gael 40.
\text{true}
Cymharu 40 gyda 40.
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