Datrys (220-13-58)*59%+58

$$(220-13-58) \times 59 \% +58$$

Enrhifo

$$\frac{14591}{100}=145.91$$

Camau Ateb

Tynnu 13 o 220 i gael 207.

$$\left(207-58\right)\times \frac{59}{100}+58$$

Tynnu 58 o 207 i gael 149.

$$149\times \frac{59}{100}+58$$

Mynegwch 149\times \frac{59}{100} fel ffracsiwn unigol.

$$\frac{149\times 59}{100}+58$$

Lluosi 149 a 59 i gael 8791.

$$\frac{8791}{100}+58$$

Troswch y rhif degol 58 i’r ffracsiwn \frac{5800}{100}.

$$\frac{8791}{100}+\frac{5800}{100}$$

Gan fod gan \frac{8791}{100} a \frac{5800}{100} yr un dynodydd, adiwch nhw drwy adio eu rhifiaduron.

$$\frac{8791+5800}{100}$$

Adio 8791 a 5800 i gael 14591.

$$\frac{14591}{100}$$

Ffactor

$$\frac{14591}{2 ^ {2} \cdot 5 ^ {2}} = 145\frac{91}{100} = 145.91$$