Multiplying and Dividing Rational Numbers

When multiplying fractions you do what?

• KCF
• Find the least common denominator
• Multiply all of the numbers together
• Multiply top times top and bottom times bottom

Tags

CCSS.5.NF.B.6

When dividing fractions ...

• top times top/bottom times bottom

• keep change flip

• divide the top numbers by the bottom numbers

• flip both numbers

Tags

CCSS.6.NS.A.1

A negative divided by a positive is a ________

• positive
• negative

Tags

CCSS.3.OA.D.9

What is the sign of:

the product of two positive numbers?

• Positive

• Negative

• Zero

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Tags

CCSS.7.NS.A.2A

Make sure your final answer is in simplest form.

Tags

CCSS.7.NS.A.2A

-3 ³/₄ ÷ 5 ¹/_{2
Make sure your final answer is in simplest form.}

Tags

CCSS.7.NS.A.2B

Tags

CCSS.7.NS.A.2B

• positive

• negative

Tags

CCSS.7.NS.A.2B