Question

4 16/21-4/21 помогите плизз​

Answer 1

$4 \frac{16}{21} - \frac{4}{21} = \frac{4 \times 21 + 16}{21} - \frac{4}{21} = \frac{100}{21} - \frac{4}{21} = \frac{96}{21} = \frac{32}{7} = 4 \frac{4}{7}$