Unit 1 Math Review

Lily's necklace has the number of beads shown with base-10 blocks in the picture. How many beads are in Lily's necklace?

• 304

• 324

• 213

• 231

Stanley is thinking about replacing his car for the price shown: $45,213. If the digit 5 is replaced with the digit 8, which statement best describes the change in the price of the car?

• The price of the car would increase by $8,000; because 8 × 1,000 = 8,000

• The price of the car would increase by $3,000; because 3 × 1,000 = 3,000

• The price of the car would decrease by $5,000; because 5 × 1,000 = 5,000

• The price of the car would decrease by $3,000; because 3 × 1,000 = 3,000

The table shows the number of students enrolled in 5 school districts. Write the name of the school district with the most students enrolled.

• Lubbock

• San Antonio

• Austin

• College Station

Which school district has more students enrolled: Austin or Corpus Christi?

• Austin

• Corpus Christi

The table shows the distances of cities from San Antonio.

Which city is closer to San Antonio: Costa Rica or Seattle?

• Costa Rica

• Seattle

Which school district has more students enrolled: San Antonio or Corpus Christi?

• San Antonio

• Corpus Christi

The Ticonderoga Pencil Company sent out an order of 32,461 pencils. How is this number written in expanded notation?

• 30,000 + 2,000 + 400 + 60 + 1

• 32,000 + 400 + 60 + 1

• 32,000 + 400 + 61

• 30,000 + 2,000 + 400 + 61

How would you write 24,300 in words?

• Twenty-four thousand, three hundred

• Twenty-four thousand, thirty

• Twenty-four thousand, three

• Twenty-four thousand, three hundred and three

Give the place value of the underlined digit in 78 426.

• tens

• ones

• thousands

• hundreds

Now give the value of the underlined digit in 78 426.

• 80,000

• 800

• 8,000

• 8