Shortcuts when Comparing Decimals (To Thousandths)

The video tutorial explains how to compare decimal numbers using place value charts and direct comparison. It provides examples of comparing decimals with different numbers of decimal places and demonstrates how to verify comparisons using place value charts. The lesson concludes with a summary of the methods taught.

How can you determine which of the two numbers, 'one and 99 hundredths' and '99 hundredths', is greater?

• By using a calculator

• By checking the number of digits

• By comparing the decimal parts only

• By looking at the whole number parts

When comparing '22 hundredths' and 'two hundredths', what is the key factor to consider?

• The number of decimal places

• The presence of zeros

• The size of the whole number part

• The sum of the digits

Which number is greater: '110th' or '99 thousandths'?

• '110th' because it has more zeros

• '99 thousandths' because it has more digits

• '110th' because it has a larger digit in the tenths place

• '99 thousandths' because it has a larger digit in the thousandths place

What is the first step in using a place value chart to compare decimals?

• Multiply the numbers by 10

• Add the numbers together

• Compare the whole number parts

• Start from the rightmost digit

What should you do if you're unsure about a decimal comparison?

• Use a place value chart for verification

• Guess based on intuition

• Always choose the number with more digits

• Ignore the decimal part