Datrys 11/10*23/10

$$1 \frac { 1 } { 10 } \cdot 2 \frac { 3 } { 10 }$$

Enrhifo

$$\frac{253}{100}=2.53$$

Camau Ateb

Lluosi 1 a 10 i gael 10.

$$\frac{10+1}{10}\times \frac{2\times 10+3}{10}$$

Adio 10 a 1 i gael 11.

$$\frac{11}{10}\times \frac{2\times 10+3}{10}$$

Lluosi 2 a 10 i gael 20.

$$\frac{11}{10}\times \frac{20+3}{10}$$

Adio 20 a 3 i gael 23.

$$\frac{11}{10}\times \frac{23}{10}$$

Lluoswch \frac{11}{10} â \frac{23}{10} drwy luosi'r rhifiadur â’r rhifiadur a'r enwadur â’r enwadur.

$$\frac{11\times 23}{10\times 10}$$

Gwnewch y gwaith lluosi yn y ffracsiwn \frac{11\times 23}{10\times 10}.

$$\frac{253}{100}$$

Ffactor

$$\frac{11 \cdot 23}{2 ^ {2} \cdot 5 ^ {2}} = 2\frac{53}{100} = 2.53$$