**1.**7/8 = 0.875, 5/6 ≈ 0.8333... The 7 in the hundredths place is larger than the 3 in the hundredths place, so 7/8 is larger than 5/6.

**2.**7/8 = 21/24, 5/6 = 20/24. 21 is larger than 20, so 7/8 is larger than 5/6.

**3.**(7/8)/(5/6) = (7/8)(6/5) = 42/40 > 1. The ratio of the fraction is greater than 1, so the numerator fraction is larger than the denominator fraction. 7/8 is larger than 5/6.

**4.**(7/8) - (5/6) = (42-40)/48 = 2/48 > 0. The difference is greater than zero, so the minuend is larger. 7/8 is larger than 5/6.