Unit 1 Review

Multiply and Divide by 10

100

What is 0.04x100? 

40

200

What is 6300/ 10?

630

300

What is 7.2x1000? 

7200

400

What is 1400/100?

14

Place Value

100

In the number 83.6, what is the value of 8?

80

200

In the number 4,572 what is the value of the 7?

700

300

Which digit is in the thousandths place in 12.408? 

8

400

In the number 5.46 what is the value of the number 6?

6 hundredth

Exponents

100

How is the number 1,000 written as a power of 10? 

10³ 

200

What number does 10⁵ represent?

100,000

300

How would you write 1,000,000 as a power of 10?

10⁶

Rounding

100

What is 3.786 rounded to the nearest tenth? 

3.8

200

What is 9.994 rounded to the nearest hundredth?

9.99

300

Is this statement true or false? 

1.000=1

True

400

Is this statement true or false?

0.315>0.62

False

Word Problems

100

A baker has 4,200 grams of sugar. If he packs it into 100-gram bags, how many bags?

42 bags

200

A runner jogs 2.5 miles each day. How far in 10 days?

25 miles

300

About 100,000 people live in a town. The number 100,000 can be written as 10𝑛 , where   𝑛 is a whole number. What is the value of 𝑛?

10⁵