Issolvi 100-2.8%

$$100-2.8 \%$$

Evalwa

$$99.972$$

Passi tas-Soluzzjonijiet

Espandi \frac{2.8}{100} billi timmultiplika kemm in-numeratur kif ukoll id-denominatur b'10.

$$100-\frac{28}{1000}$$

Naqqas il-frazzjoni \frac{28}{1000} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 4.

$$100-\frac{7}{250}$$

Ikkonverti 100 fi frazzjoni \frac{25000}{250}.

$$\frac{25000}{250}-\frac{7}{250}$$

Billi \frac{25000}{250} u \frac{7}{250} għandhom l-istess denominatur, naqqashom billi tnaqqas in-numeraturi tagħhom.

$$\frac{25000-7}{250}$$

Naqqas 7 minn 25000 biex tikseb 24993.

$$\frac{24993}{250}$$

Fattur

$$\frac{2777 \cdot 3 ^ {2}}{2 \cdot 5 ^ {3}} = 99\frac{243}{250} = 99.972$$