Adding and Subtracting Fractions

What must be the same in order to add or subtract fractions?

• None of the above

• Both numerators and denominators

• Denominators

• Numerators

When subtracting a negative number in a fraction, what happens?

• It becomes a larger negative number

• It turns into a positive number

• It remains the same

• It becomes zero

How do you determine which number wins in a subtraction involving a negative and a positive number?

• The larger absolute value wins

• The positive number always wins

• The negative number always wins

• The smaller absolute value wins

What is the first step in finding a common denominator for fractions with different denominators?

• Subtract the denominators

• Add the numerators

• Multiply the numerators

• Find a number both denominators go into

What should you do after finding a common denominator and adjusting the numerators?

• Add the denominators

• Subtract the numerators

• Multiply the numerators

• Divide the denominators