Unit 9 Review

What is 3,420,103.2 in expanded form? 

• 3,000,000 + 400,000 + 1,000 + 300 + .2
• 3,000,000 + 400,000 + 20,000 + 100 + 3 + .2
• 3,000,000 + 400,000 + 20,000 + 1,000 + 300 + .2
• 3,000,000 + 400,000 + 1,000 + 30 + .02

What is 9,000,000 + 80,000 + 1,000 + 400 + 30 + 9 + .01

• 9,814,391
• 9,081,439.10
• 9,081,439.01
• 9,081,431.09

I have $591,321 and I will let you choose one number from a single place value to keep. What is the most money you could possibly get?

• 90,000
• 1,000
• 500,000
• 300

I have $591,321 and I will let you choose one number from a single place value to keep. What is the least money you could possibly get?

• 90,000
• 1
• 500,000
• 300

1,999,999.9 ___ 1,999,999.99

• >
• <
• =

111,111.11 ___ 99,999.99

• <
• >
• =

.07 ___ .70

• <
• >
• =

.1000000000 ___ .07

• <
• >
• =

.07 ___ .0700000000000000

• <
• >
• =

What is 1/2 in decimal form?

• .12

• .10

• .5

• .05