Issolvi 157/10-24/10+61/10

$$15 \frac { 7 } { 10 } - 2 \frac { 4 } { 10 } + 6 \frac { 1 } { 10 }$$

Evalwa

$$\frac{97}{5}=19.4$$

Passi tas-Soluzzjonijiet

Immultiplika 15 u 10 biex tikseb 150.

$$\frac{150+7}{10}-\frac{2\times 10+4}{10}+\frac{6\times 10+1}{10}$$

Żid 150 u 7 biex tikseb 157.

$$\frac{157}{10}-\frac{2\times 10+4}{10}+\frac{6\times 10+1}{10}$$

Immultiplika 2 u 10 biex tikseb 20.

$$\frac{157}{10}-\frac{20+4}{10}+\frac{6\times 10+1}{10}$$

Żid 20 u 4 biex tikseb 24.

$$\frac{157}{10}-\frac{24}{10}+\frac{6\times 10+1}{10}$$

Billi \frac{157}{10} u \frac{24}{10} għandhom l-istess denominatur, naqqashom billi tnaqqas in-numeraturi tagħhom.

$$\frac{157-24}{10}+\frac{6\times 10+1}{10}$$

Naqqas 24 minn 157 biex tikseb 133.

$$\frac{133}{10}+\frac{6\times 10+1}{10}$$

Immultiplika 6 u 10 biex tikseb 60.

$$\frac{133}{10}+\frac{60+1}{10}$$

Żid 60 u 1 biex tikseb 61.

$$\frac{133}{10}+\frac{61}{10}$$

Billi \frac{133}{10} u \frac{61}{10} għandhom l-istess denominatur, żidhom billi żżid in-numeraturi tagħhom.

$$\frac{133+61}{10}$$

Żid 133 u 61 biex tikseb 194.

$$\frac{194}{10}$$

Naqqas il-frazzjoni \frac{194}{10} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 2.

$$\frac{97}{5}$$

Fattur

$$\frac{97}{5} = 19\frac{2}{5} = 19.4$$