Reduce fractions to a common denominator 5/6 and 7/11; 7/13 and 7/16; 3/8 and 1/6; 5/8 and 7/10; 7/12 and 11/18; 10/21 and 9/14; 3/10 and 3/8 and 3/4; 3/28 and 9/14 and 7/8

141
5/6 and 7/11 = 55/66 and 42/66 7/13 and 7/16 = 112/208 and 91/208 3/8 and 1/6 = 9/24 and 4/24 5/8 and 7/10 = 25/40 and 28/40 7/12 and 11/18 = 21/36 and 22/36 10/21 and 9/14 = 20/42 and 27/42 3/10 and 3/8 and 3/4 = 12/40 and 15/40 and 30/40 3/28 and 9/14 and 7/8 = 6/56 and 36/56 and 49/56
201
Answer add