The Sum and Product of Two Rational Numbers Is Rational

Rational or Irrational

Rational Number x Rational Number =

• Rational

• Irrational

Tags

CCSS.HSN.RN.B.3

Simplify the product of -7/8 and 4/5.

• -11/20

• 5/6

• 3/4

• -7/10

What is the sign of:

the product of two positive numbers?

• Positive

• Negative

• Zero

Tags

CCSS.6.NS.C.5

• 48

• -48

• -14

Tags

CCSS.3.OA.B.5

CCSS.3.OA.C.7

\frac{6}{10}\cdot\ 3\ =\ ?,\ which\ is\ ?

• Sum of rational and irrational, so it is irrational

• Sum of two irrationals, so it is irrational

• Product of rational and irrational, so it is irrational 

• Product of two rationals, so it is rational 

• 33.12

• -33.12

• 28.12

• -28.12

Tags

CCSS.6.NS.B.3

CCSS.6.NS.C.5

• -24

• -144

• 144

Calculate the product of -3/4 and 2/5.

• -3/10

• 1/2

• -6/20

• 5/8

What is the product of two rational numbers with the same sign?

• Positive

• Negative

• Zero

• Cannot be determined

The answer to a multiplication problem.

• Product

• Quotient

• Sum

• Difference

Tags

CCSS.5.NBT.B.5

CCSS.5.NF.B.4