10-3¾×(2⅓+1⅖):1⁵/₉=?

Question

10-3¾×(2⅓+1⅖):1⁵/₉=?

Answer 1

10 - 3 3/4 × ( 2 1/3 + 1 2/5) ÷ 1 5/9 = 10 - 15/4 × (7/3 - 7/5) ÷ 14/9 = 10 - 15/4 × (35/15 - 21/15) ÷ 14/9 = 10 - 15/4 × 14/15 ÷ 14/9 = 10 - 14/4 ÷ 14/9 = 10 - 14/4 × 9/14 = 10 - 9/4 = 40/4 - 9/4 = 31/4 = 7 3/4