Unit 1-4 Review

10⁶ =

• 10 x 10 x 10
• 10 x 10 x 10 x 10
• 10 x 10 x 10 x 10 x 10 x 10
• 10 x 10 x 10 x 10 x 10 x 10 x 10

10³

• 10
• 100
• 1000
• 30

Each step in the place value chart is _____ times the number to its right.

• 1
• 10
• 15
• 100

How would you write twenty-one thousand, six hundred fifty-six in standard form?

• 21,656
• 21,566
• 21,665
• 2,165

Explain the relationship between the two 5's in the number 455,721.

• The place value 5 in the ten thousands is 10 times larger than the 5 in the hundreds.
• One of the 5's is in the thousands and the other in the ten thousands.
• The place value of the 5 in the hundreds is 10 times larger than the thousands.
• One of the 5's is in the hundreds and the other is in the ten thousands.

0.65____0.5

• <
• >
• =

1.04___1.4

• <
• >
• =

0.9___0.90

• <
• >
• =

Write in order from least to greatest.
0.75, 0.39, 0.2, 0.35

• 0.2, 0.35, 0.39, 0.75
• 0.75, 0.39, 0.35, 0.2
• 0.2, 0.39, 0.35, 0.75
• 0.75, 0.35, 0.39, 0.2

62 x 47

• 2,914
• 2,790
• 1,475
• 5,875