Question

Помогите,пожалуйста.3/2×5/6+3/2÷9/10-3/2×13/18

Answer 1

$= frac{3 times 5}{2 times 6} + frac{3 times 10}{2 times 9} - frac{3 times 13}{2 times 18} = frac{5}{4} + frac{5}{6} - frac{13}{12} = frac{15 + 10 - 13}{12} = frac{12}{12} = 1$