Representing Multiplication and Division of Integers Using Various Strategies

Is the result rational or irrational? Explain.

• Rational; The sum of two rational numbers is always rational.

• Irrational; The sum of a rational # and an irrational # is always irrational.

• Rational; The product of two rational numbers is always rational.

• Irrational; The product of a nonzero rational # and an irrational # is always irrational.

Tags

AI-N.RN.3.b

What will your product be if you multiply the following signs?

(-)(+)

• POSITIVE (+)

• NEGATIVE (-)

Tags

CCSS.7.NS.A.2

Is the result rational or irrational? Explain.

• Rational; The sum of two rational numbers is always rational.

• Irrational; The sum of a rational # and an irrational # is always irrational.

• Rational; The product of two rational numbers is always rational.

• Irrational; The product of a nonzero rational # and an irrational # is always irrational.

Tags

AI-N.RN.3.b

Is the result rational or irrational? Explain.

• Rational; The sum of two rational numbers is always rational.

• Irrational; The sum of a rational # and an irrational # is always irrational.

• Rational; The product of two rational numbers is always rational.

• Irrational; The product of a nonzero rational # and an irrational # is always irrational.

Tags

AI-N.RN.3.b

Is the result rational or irrational? Explain.

• Rational; The sum of two rational numbers is always rational.

• Irrational; The sum of a rational # and an irrational # is always irrational.

• Rational; The product of two rational numbers is always rational.

• Irrational; The product of a nonzero rational # and an irrational # is always irrational.

If my equation has an even number of negative signs, my answer will be....

• positive

• negative

• neutral

• 0

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

CCSS.7.EE.B.3

• 1 / 5p

• 12 / 50p

• 2 / 10p

• 8 / 16p

• (x + 9)

• (x - 3) / (x + 2)

• (x + 9) / (x + 2)

• (x - 3)

Multiply the Rational Expression

• A

• B

• C

• D

Tags

CCSS.HSA.APR.D.7

Tags

CCSS.HSA.APR.D.7

CCSS.HSA.APR.A.1

CCSS.HSA.APR.D.6