Enrhifo
125\sqrt{314}\approx 2215.005643334
Rhannu
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\sqrt{25+2215^{2}}
Cyfrifo 5 i bŵer 2 a chael 25.
\sqrt{25+4906225}
Cyfrifo 2215 i bŵer 2 a chael 4906225.
\sqrt{4906250}
Adio 25 a 4906225 i gael 4906250.
125\sqrt{314}
Ffactora 4906250=125^{2}\times 314. Ailysgrifennu ail isradd y lluoswm \sqrt{125^{2}\times 314} fel lluoswm ail israddau \sqrt{125^{2}}\sqrt{314}. Cymryd isradd 125^{2}.
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