What do you need it when adding or subtracting rational expressions?

What decimal is equvialent to 17%

Express the rate 50 yards per minute in feet per second

What's the difference between four tenths and four hundrenths?

In 2003, a gallon of gas cost $1.75. In 2013 a gallon of gas cost $3.25. Write an equation to model this situation.

In a department store, a $50 dress is marked, "Save 25%." What is the discount? What is the sale price of the dress?

When six is subtracted from five times a number, the result is 9

What is the product of (-1.5) (0.8) ?

Harold brought three pounds of red apples and 4.2 pounds of green apples from the grocery store we're both kinds of apples are $1.75 a pound how much did Harold spend on apples

4-t=3 (t-1) - 5 solve the equation

Give a counterexample for the statement: 'All square roots are irrational numbers'. Explain your reasoning.