RATL 2 | Lesson 4 | Try This! (Fraction Computation Review)

Try This!

Fraction Computation Review

Analyze the following problems. In which cases do you need to find a common denominator and in which cases could you cross multiply to find an answer? Explain your thinking.

  1. Add. \(\dfrac{3}{4}+\dfrac{2}{3}\)
  2. Subtract. \(\dfrac{2}{3}-\dfrac{x}{5}\)
  3. Multiply. \(\dfrac{3}{4}\cdot{\dfrac{4}{x}}\)
  4. Divide. \(\dfrac{7}{12}\div{\dfrac{1}{3}}\)
  5. Solve. \(\dfrac{2}{x}=\dfrac{4}{6}\)

Check solutions here.

Go to Watch (Solving Proportions)