CWQ 2.3: Multiplying and Dividing Rational Numbers

How many 1¾ -foot pieces of ribbon can be cut from a piece of ribbon that is 36 feet long?

• 18 pieces
• 19 pieces
• 20 pieces
• 21 pieces

The first five steps of a pattern are shown. What is the next step in the pattern?

• 8×(-1)=(-8)
• 8×(-1)=8
• -8×(-1)=(-8)
• -8×(-1)=8

Determine the value of the following expression.

• -6 1/9
• -3 5/18
• 3 5/18
• 6 1/9

The product of two numbers is negative. What conclusion can you draw about the sign of the quotient of the two numbers?

• It is negative.
• It is positive.
• It is the same as the sign of the number with the greater absolute value.
• No conclusion can be drawn. 

 Which expression is equivalent to

• -⅗ × (-29/6)
• -⅗ × (-6/29)
• (-5/3) × (-29/6) 
• (-5/3) × (-6/29)

When multiplying fractions, what do you do?

• Keep Change Flip

• Find the least common denominator
• Multiply all of the numbers together
• Multiply straight across. Top x Top and Bottom x Bottom.

When dividing fractions what do you do?

• Divide Straight Across

• Do the triple reverse goomba

• Multiply by the reciprocal

• The Macarena

When you multiply a negative times a negative you get a...

• Positive

• Negative

• Zero

• Double Negative

When you multiply a negative times a positive you get a...

• Positive

• Negative

• Zero

• Double Negative

When you multiply a positive times a positive you get a...

• Positive

• Negative

• Zero

• Double Negative