Issolvi 13/15div21/6

$$\frac { 13 } { 15 } \div 2 \frac { 1 } { 6 }$$

Evalwa

$$\frac{2}{5}=0.4$$

Passi tas-Soluzzjonijiet

Iddividi \frac{13}{15} b'\frac{2\times 6+1}{6} billi timmultiplika \frac{13}{15} bir-reċiproku ta' \frac{2\times 6+1}{6}.

$$\frac{13\times 6}{15\left(2\times 6+1\right)}$$

Annulla 3 fin-numeratur u d-denominatur.

$$\frac{2\times 13}{5\left(1+2\times 6\right)}$$

Immultiplika 2 u 13 biex tikseb 26.

$$\frac{26}{5\left(1+2\times 6\right)}$$

Immultiplika 2 u 6 biex tikseb 12.

$$\frac{26}{5\left(1+12\right)}$$

Żid 1 u 12 biex tikseb 13.

$$\frac{26}{5\times 13}$$

Immultiplika 5 u 13 biex tikseb 65.

$$\frac{26}{65}$$

Naqqas il-frazzjoni \frac{26}{65} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 13.

$$\frac{2}{5}$$

Fattur

$$\frac{2}{5} = 0.4$$