Decimal Place Value Mastery Checkpoint

Mr. Hong explains decimal place values using examples like 0.30, showing how it represents both 30/100 and 3/10. He demonstrates writing decimals in words, such as 7.793 and 73.915, and compares decimal pairs using place value. The video concludes with exercises on adding and subtracting decimals, emphasizing the importance of aligning decimal points.

What does the decimal 0.30 represent in terms of dimes and pennies?

• 3 dimes and 300 pennies

• 30 dimes and 300 pennies

• 3 dimes and 30 pennies

• 30 dimes and 3 pennies

How can you simplify the fraction 30/100?

• 3/100

• 3/10

• 30/10

• 30/1000

How do you simplify the fraction 30/100 using division?

• Divide by 10

• Divide by 30

• Divide by 5

• Divide by 20

Express the number 7.793 in words.

• Seven and seven hundred ninety-three thousandths

• Seven hundred ninety-three and seven tenths

• Seventy-seven and ninety-three hundredths

• Seven thousand seven hundred ninety-three

Which decimal is greater: 5.1 or 5.09?

• 5.1

• 5.09

• Both are equal

• Cannot be determined

How does 1.95 compare to 1.59?

• Both are equal

• 1.95 is less than 1.59

• 1.95 is greater than 1.59

• Cannot be determined

What is the result of 5 + 2.3?

• 52.3

• 5.23

• 7.3

• 7.03

What is the correct way to align decimals for addition?

• No need to align

• Align the decimal points

• Align to the right

• Align to the left

What is 9.37 minus 0.6?

• 8.77

• 8.87

• 9.27

• 8.67

What is the value of 9.37 minus 1.6?

• 7.87

• 8.67

• 8.77

• 7.77