Comparing Decimals and Place Value

Comparing Decimals and Place Value

Assessment

Interactive Video

Created by

Mia Campbell

Mathematics, English, Science, Education

4th - 6th Grade

32 plays

Medium

This video tutorial teaches how to compare decimals by aligning decimal points and using placeholder zeros. It covers several examples, addressing common misconceptions and emphasizing the importance of comparing from left to right. The video also highlights the significance of understanding equivalent decimals and provides a mastery check for practice.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to understand equivalent decimals before comparing them?

To make it easier to compare and order decimals

To simplify multiplication of decimals

To ensure accurate addition of decimals

To convert decimals into fractions

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in comparing two decimals?

Add them together

Multiply them by 10

Convert them to fractions

Line up the decimal points

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why might you add a placeholder zero when comparing decimals?

To make the numbers easier to multiply

To ensure both numbers have the same number of decimal places

To make the numbers look bigger

To convert decimals to whole numbers

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When comparing decimals, why is it important to go from left to right?

To make the process faster

To focus on the most significant place value first

To avoid comparing the wrong digits

To ensure you start with the smallest place value

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the example of comparing 1.5 and 1.45, why is 1.5 greater?

Because it is closer to 2

Because it has a higher whole number

Because 5 in the tenths place is greater than 4 in the tenths place

Because it has more digits

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a common mistake when comparing decimals?

Converting decimals to percentages first

Ignoring the decimal point

Comparing digits without considering their place value

Adding extra zeros to the left

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you avoid mistakes when comparing decimals with different numbers of digits?

Always add zeros to the left

Focus on the number of digits each decimal has

Use placeholder zeros to equalize decimal places

Convert them to fractions first

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you check first when comparing two decimals?

The number of digits after the decimal

The smallest decimal place

The whole number part

The sum of the decimals

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it incorrect to assume a decimal with more digits is always larger?

Because more digits mean a smaller number

Because the value depends on place value, not the number of digits

Because it is always less than 1

Because it is closer to zero

10.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of whole numbers when comparing decimals?

They can be ignored if decimals are present

They determine the overall size of the number

They are only important in addition

They are always less important than decimal places

Explore all questions with a free account

or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?