Lesson 1 Problem Set

Lesson 1 Problem Set

Multiple Choice

Use your place value chart to solve:

0.345 x 100 = ?

• 3.45

• 34.5

• 345

• 3,450

Multiple Choice

Use your place value chart to solve:

0.345 x 1000 = ?

• 3.45

• 0.0345

• 34.5

• 345

Explain how and why the value of the 5 changed in the products in part a, b, and c.

Multiple Choice

Use your place value chart to solve:

$$3,450\ \div10=?$$

• 345

• 34,500

• 34.5

• 3.45

Multiple Choice

Use your place value chart to solve:

$$3,450\div100=?$$

• 345

• 0.345

• 34.5

• 3.45

Multiple Choice

Use your place value chart to solve:

$$3,450\div1,000=?$$

• 3.45

• 0.345

• 34.5

• 34,500

Explain how and why the value of the 5 changed in the quotients in parts a, b, and c.

Fill in the Blank

A student used his place value chart to show a number. After the teacher instructed him to multiply his number by 10, the chart showed 3,200.4. Draw a picture of what the place value chart looked like at first.

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Fill in the Blank

A microscope has a setting that magnifies an object so that it appears 100 times as large when viewed through the eyepiece. If a tiny insect is 0.095 cm long, how long will the insect appear in centimeters through the microscope?

*Just type the number. Not the cm.

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