Change to improper fractions. - 3 and 2/6 - (6*3+2)/6 = - 20/3 ------ 1 and 1/2 (2*1+1)/2 = 3/2 ------ - 20/6 divided by 3/2 same as - 20/6 * 2/3 - 40/18 reduces to - 20/9 ======( about - 2 and 1/5 ) I see you have a whole string of these easy … Read more

2 and 1/8 divided by 34 ? Change 2 and 1/8 to improper fraction (8*2+1)/8 = 17/8 17/8 divided by 34 same as 17/8 * 1/34 = 17/272 factor out a 17 17*1/17*16 as 17 appears in both numerator and denominator as a factor at least once it can be canceled 1/16 ====quotient

Benchmarks????? I do not know what a bench mark is, but I see that the only common denominator here is...18 * 7 = 126...so, using form of one... 7*17/7*18 - 18*3/18*7 119/126 - 54/126 = 65/126 ------simplest form, so what are benchmarks????