Issolvi 1/2-0.64951/13

$$\frac{ 1 }{ 2 } -0.6495 \frac{ 1 }{ 13 }$$

Evalwa

$$-\frac{5887}{26000}\approx -0.226423077$$

Passi tas-Soluzzjonijiet

Immultiplika 0.6495 u 13 biex tikseb 8.4435.

$$\frac{1}{2}-\frac{8.4435+1}{13}$$

Żid 8.4435 u 1 biex tikseb 9.4435.

$$\frac{1}{2}-\frac{9.4435}{13}$$

Espandi \frac{9.4435}{13} billi timmultiplika kemm in-numeratur kif ukoll id-denominatur b'10000.

$$\frac{1}{2}-\frac{94435}{130000}$$

Naqqas il-frazzjoni \frac{94435}{130000} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 5.

$$\frac{1}{2}-\frac{18887}{26000}$$

L-inqas multipli komuni ta' 2 u 26000 huwa 26000. Ikkonverti \frac{1}{2} u \frac{18887}{26000} fi frazzjonijiet bid-denominatur 26000.

$$\frac{13000}{26000}-\frac{18887}{26000}$$

Billi \frac{13000}{26000} u \frac{18887}{26000} għandhom l-istess denominatur, naqqashom billi tnaqqas in-numeraturi tagħhom.

$$\frac{13000-18887}{26000}$$

Naqqas 18887 minn 13000 biex tikseb -5887.

$$-\frac{5887}{26000}$$

Fattur

$$-\frac{5887}{26000} = -0.22642307692307692$$