3/2 = 1 1/2 {Ans: Add or subtract: 4 1/4 - 2 3/4}180 {Ans: Find the LCD for 1/5, 1/4, and 1/9.}(2^2)(3^2)(5) {Ans: Find the prime factorization of 180. Express your answer in exponential form.}17 4/7 {Ans: Add or subtract: 41 - 23 3/7}> {Ans: Enter the correct symbol (< ,> ,= ): 3/4 __ 11/5}47/8 {Ans: Write 5 7/8 as an improper fraction.}