Question

2 1/7 : 4 1/6 • 2 1/3

Answer 1

2 1/7 ÷4 1/6 ×2 1/3=54/245
2 1/7÷4 1/6=превращаем в неправильную дробь это 15/7÷25/6=18/35
18/35×2 1/3=18/35×7/3=54/245

Answer 2

21/7 ÷ 41/6 × 21/3= 21×21/7×3 ÷ 41/6= 21 ÷ 41/6 =
= 21×6/41= 126/41= 3 3/41