Datrys 3.8-1.4/3.8*100

$$\frac { 3.8 - 1.4 } { 3.8 } \times 100$$

Enrhifo

$$\frac{1200}{19}\approx 63.157894737$$

Camau Ateb

Tynnu 1.4 o 3.8 i gael 2.4.

$$\frac{2.4}{3.8}\times 100$$

Ehangu \frac{2.4}{3.8} drwy luosi'r rhifiadur a'r enwadur gyda 10.

$$\frac{24}{38}\times 100$$

Lleihau'r ffracsiwn \frac{24}{38} i'r graddau lleiaf posib drwy dynnu a chanslo allan 2.

$$\frac{12}{19}\times 100$$

Mynegwch \frac{12}{19}\times 100 fel ffracsiwn unigol.

$$\frac{12\times 100}{19}$$

Lluosi 12 a 100 i gael 1200.

$$\frac{1200}{19}$$

Ffactor

$$\frac{3 \cdot 2 ^ {4} \cdot 5 ^ {2}}{19} = 63\frac{3}{19} = 63.1578947368421$$