Operations with Rational Numbers

What is the product of 12.5 and (-3.5)?

Mrs. Kipe adds a small fence around her rectangular garden. The garden measures 5.2 feet by 9.75 feet. How many feet of fencing does Mrs. Kipe need for her garden?

• 14.95 ft

• 29.9 ft

• 30.5 ft

• 50.7 ft

Find the sum of -3.4 + (-16.19)

Eli finds the product of 2.5 and 6.4

Jade finds the difference between 28 and 4.08

What is the sum of the two students' solutions?

• 8.08

• 15.92

• 32.92

• 39.92

The mass of one hummingbird egg is approximately 0.374 milligrams. What is the mass of 4 hummingbird eggs?

• 0.1496 mg

• 1.496 mg

• 14.96 mg

• 149.6 mg

A diver is 20 feet below the surface of the water. He continues to swim down at a rate of 1.5 feet per minute for 6 minutes.

Which integer represents the diver's depth after 6 minutes?

• 11 feet

• -11 feet

• -29 feet

• -9 feet

-29.34 ÷ (-4)

• 7.424
• -7.212
• 7.335
• -73.25

• 6  3/20
• 5  4/9
• 6  4/15
• 8  1/4

Multiply. Write your answer in simplest form.