7000+21 \% =
Enrhifo
\frac{700021}{100}=7000.21
Ffactor
\frac{7 \cdot 100003}{2 ^ {2} \cdot 5 ^ {2}} = 7000\frac{21}{100} = 7000.21
Rhannu
Copïo i clipfwrdd
\frac{700000}{100}+\frac{21}{100}
Troswch y rhif degol 7000 i’r ffracsiwn \frac{700000}{100}.
\frac{700000+21}{100}
Gan fod gan \frac{700000}{100} a \frac{21}{100} yr un dynodydd, adiwch nhw drwy adio eu rhifiaduron.
\frac{700021}{100}
Adio 700000 a 21 i gael 700021.
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