12/12 Unit 1 Review Practice!

Solve!

Solve!

Solve!

Solve!

Solve!

Place the expressions below under the best property you would use FIRST in order to solve.

What property makes the following equation true? (Just type in the first word: associative, commutative, or distributive)

m+8 = 8+m

What property makes the following equation true? (Just type in the first word: associative, commutative, or distributive)

3 + ( 4 + x) = (3 + 4) + x

What property makes the following equation true? (Just type in the first word: associative, commutative, or distributive)

9 + (a + b) = (a + b) + 9

What property makes the following equation true? (Just type in the first word: associative, commutative, or distributive)

9 + (a + b) = (9 + a) + b

What property makes the following equation true? (Just type in the first word: associative, commutative, or distributive)

(9 + a + b) = (9 + b + a)

John ate 2/9 of the pizza and Julie ate 1/6 of the pizza. How much pizza did they eat all together?

Sandra’s band instructor says she needs to practice the saxophone for 3 5/6hours a day. She has already practiced for 1 1/3 hours. How much longer does Sandra need to practice the saxophone?

Morton drank 8 4/5 ounces of water with breakfast and 12 1/2 ounces of water with lunch. How many ounces of water did Morton drink at breakfast and at lunch?

A coffee shop served 24 people before 7:00 am. Two-thirds had regular coffee, one-eighth had decaf, and the remaining ordered a specialty coffee. How many customers ordered a specialty coffee?

A scuba diver is 4 2/3 feet below the surface of the water. She then dives another 2 1/2 feet. How far below the surface of the water is the scuba diver?

Match the following simplified expression to its correct property.

Convert to a decimal. Round to the nearest thousandth, if necessary.

Convert to a decimal. Round to the nearest hundreths, if necessary.

Convert to a decimal. Round to the nearest hundreths, if necessary.

Convert to a decimal. Round to the nearest hundreths, if necessary.

Please show your work on how to convert 17% to a decimal.

Please show your work on how to convert 0.06 to a percent.

Please show your work on how to convert 128% to a decimal.

Please show your work on how to convert .85 to a percent.

What is 25% as a fraction?

What is 48% as a fraction?

What is 1/9 as a percent? Round to the nearest hundreth.

What is 4/100 as a percent?

What is 8% as a fraction?

What is 90% as a fraction?

What is 2 and 1/4 as a percent?

What is 130% as a fraction?

What is 18/20 as a percent?

What is 120% as a fraction?