Negative Signs in Fractions

Solve the problem. HINT: the subtraction makes the second fraction negative.

Rules:

Same sign: add and keep the sign

Different signs: subtract and keep the sign of the bigger number

Hint: leave them as fractions and multiply.

Solve. Rules for multiplying:

Negative x Negative = Positive

Negative x Positive = Negative

Solve. Rules for multiplying:

Negative x Negative = Positive

Negative x Positive = Negative

Hint: make the mixed numbers improper fractions first.

Solve. Rules for multiplying:

Negative x Negative = Positive

Negative x Positive = Negative

• -4/9

• 4/9

• 1 1/3

• -1 1/3

• -4/9

• 4/9

• 1 1/3

• -1 1/3

Divide.

• -1/10

• -5/8

• -2/20

• 5/8

Solve. Hint: Change the fraction to a decimal first.

Rules for multiplying:

Negative x Negative = Positive

Negative x Positive = Negative

Write your answer in simplest form. \frac{2}{3}\ \times\ \left(\frac{-5}{4}\right)

• -10/12

• -5/6

• -1/3

• 5/6

A negative divided by a positive is a ________

• positive

• negative