Question

ъуъ это как это?))не шарю​

Answer 1

$3 \frac{1}{9} \div 2 \frac{11}{12} = \\ \frac{28}{9} \times \frac{12}{35} = \frac{16}{15}$=1 1/15

Answer 2

$3 \frac{1}{9} \div 2 \frac{11}{12} = \frac{28}{9} \div \frac{35}{12} = \frac{28}{9} \times \frac{12}{35} = \frac{4}{3} \times \frac{4}{5} = \frac{4 \times 4}{3 \div 5} = \frac{16}{15} = 1 \frac{1}{15}$