Question

(1 1/9 +1 1/6) * (2 - 1 25/42)

Answer 1

(1 1/9 +1 1/6) * (2 - 1 25/42)= (109+76)*(2-6742)= ((20+21)18)*(1 4242 - 6742) = 4118 * 1742 = 697/756