In 8.4 and 8.5 we'll practice adding and subtracting rational expressions. Please notice how the steps are the same as your previous work with fractions (finding an LCD, building equivalent fractions etc.).
8.4 Beginning to Add and Subtract Rational Expressions
8.5 Continuing to Add and Subtract Rational Expressions
Test 5 4/27 to 5/8
Q1 4.6, Q2 4.5, Q3 5.6, Q4 5.6, Q5 6.2, Q6 6.4, Q7 6.4, Q8 6.5, Q9 7.2, Q10 7.1