Comparing Decimals with Base Ten Blocks

This video tutorial teaches how to compare decimals using base 10 blocks. It begins with a review of comparison symbols and addresses common mistakes, such as assuming longer numbers are larger. The tutorial demonstrates using base 10 blocks to visualize decimal comparisons, providing examples like comparing eight tenths to four tenths and 45 hundredths to six tenths. The lesson concludes with a summary of the key concepts learned.

What symbol is used to show that two numbers are equal?

• Not equal sign

• Equal sign

• Greater than symbol

• Less than symbol

Which symbol indicates a number is less than another?

• Equal sign

• Greater than symbol

• Approximately equal sign

• Less than symbol

Is a number with more digits always larger than a number with fewer digits?

• Only if it's a decimal number

• Only if it's a whole number

• No, not necessarily

• Yes, always

What does one square in the base 10 blocks represent?

• Ten tenths

• One hundredth

• One whole

• One tenth

Can base 10 blocks represent decimal fractions?

• No, they cannot

• Yes, they can

• Only in certain cases

• Only whole numbers

What mistake do people often make when comparing numbers?

• Mixing up the greater than and less than symbols

• Forgetting to use comparison symbols

• Assuming longer numbers are always larger

• Ignoring the decimal point

Which is greater, eight tenths or four tenths?

• Eight tenths

• Both are equal

• Cannot be determined

• Four tenths

How many hundredths are there in eight tenths?

• Forty hundredths

• Eighty hundredths

• Eight hundredths

• Ten hundredths

Who has more water, Maya with 45 hundredths ounces or Edwin with six tenths ounces?

• Maya

• Cannot be determined

• Edwin

• Both have the same amount

What is another way to express six tenths in hundredths?

• Six hundredths

• Sixty hundredths

• Sixteen hundredths

• Sixty-six hundredths