Issolvi 7.142:7-1.1022

$$7.142 : 7 - 1.1022$$

Evalwa

$$-\frac{2867}{35000}\approx -0.081914286$$

Passi tas-Soluzzjonijiet

Espandi \frac{7.142}{7} billi timmultiplika kemm in-numeratur kif ukoll id-denominatur b'1000.

$$\frac{7142}{7000}-1.1022$$

Naqqas il-frazzjoni \frac{7142}{7000} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 2.

$$\frac{3571}{3500}-1.1022$$

Ikkonverti n-numru deċimali 1.1022 fi frazzjoni \frac{11022}{10000}. Naqqas il-frazzjoni \frac{11022}{10000} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 2.

$$\frac{3571}{3500}-\frac{5511}{5000}$$

L-inqas multipli komuni ta' 3500 u 5000 huwa 35000. Ikkonverti \frac{3571}{3500} u \frac{5511}{5000} fi frazzjonijiet bid-denominatur 35000.

$$\frac{35710}{35000}-\frac{38577}{35000}$$

Billi \frac{35710}{35000} u \frac{38577}{35000} għandhom l-istess denominatur, naqqashom billi tnaqqas in-numeraturi tagħhom.

$$\frac{35710-38577}{35000}$$

Naqqas 38577 minn 35710 biex tikseb -2867.

$$-\frac{2867}{35000}$$

Fattur

$$-\frac{2867}{35000} = -0.08191428571428572$$