Pre-Algebra 2-4/2-5 (Multiply & Divide Rational Numbers)

Find the product.  Then, simplify.

• 2/24
• 3/24
• 1/12
• 3/16

Tags

CCSS.5.NF.B.6

3/4 x (-2/3)

• 5/7

• 1/2

• -1/2

• -9/8

-1/4 x 3/5

• 3/20

• 320

• -3/20

• -5/12

Multiply.

• 28/54
• -8/21
• -2  7/54
• -1

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

Find the value of 4 1⁄5 x 1⁄2.

Simplify.

• 4 2⁄7

• 5 2⁄7

• 2 1⁄10

• 4 1/10

Alexandra made a rectangular quilt that measured 3 1⁄4 feet in length by 2 3⁄4 feet in width.

To find the area, multiply the length and width. What is the area?

• 8 and 15⁄16 square feet

• 8 and 5⁄6 square feet

• 8 and 10⁄12 square feet

• 6 and 3/16 square feet

Multiply. 

• 12 5/6
• 77/6
• 6/77
• 12 6/5

Multiply.

• 18 4/14
• 23
• 18 2/7
• 322/14

Multiply.

• 11 3/4
• 10 2/36
• 47/4
• 423/36

Write 2 5⁄6 as a fraction.

• 25⁄6

• 17⁄6

• 26⁄5

• 13/6