Datrys ar gyfer d
d = \frac{410}{39} = 10\frac{20}{39} \approx 10.512820513
Rhannu
Copïo i clipfwrdd
39d=465-55
Tynnu 55 o'r ddwy ochr.
39d=410
Tynnu 55 o 465 i gael 410.
d=\frac{410}{39}
Rhannu’r ddwy ochr â 39.
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