Question

Помогите по №464 срочно​

Answer 1

Ответ:

$464.$

$1)3 \frac{161}{175} + (53 \frac{13}{25} + 18 \frac{34}{35}) = 76 \frac{72}{175}$

$2)9 \frac{21}{25} + (30 \frac{4}{15} + 18 \frac{64}{75} ) = 58 \frac{24}{25}$

$3)78 \frac{37}{48} + (39 \frac{23}{24} + 14 \frac{15}{16}) = 133 \frac{2}{3}$

$4)304 \frac{59}{80} + (99 \frac{21}{40} + 14 \frac{127}{160} ) = 419 \frac{9}{160}$