Exploring the Basics of Decimals

What is the base number of our number system?

• 10

• 100

• 5

• 20

What does the number 356 consist of in the base-10 system?

• 3 hundreds, 5 tens, 6 ones

• 3 tens, 5 hundreds, 6 ones

• 356 ones

• 35 tens and 6 ones

What is the significance of the base-10 number system in our daily life?

• It is used for time measurement

• It is the foundation of digital technology

• It simplifies mathematical calculations

• All of the above

How many tiny pieces is 1 divided into to represent one hundredth?

• 1

• 10

• 100

• 1000

What fraction represents one-tenth in decimal form?

• 10

• 1.0

• 0.01

• 0.1

What symbol is used to separate ones and tenths in decimal numbers?

• Comma

• Slash

• Semicolon

• Decimal point

What was Usain Bolt's time for running 100 meters in decimal form?

• 8.59 seconds

• 9.85 seconds

• 8.95 seconds

• 9.58 seconds

Why is it important to write the zero in the tenths column for the number 12.06?

• To make the number larger

• To differentiate it from 12.6

• It is not important

• To show that there are no tenths

How is the number 12.06 composed in terms of ones, tenths, and hundredths?

• 12 tens, 6 ones

• 12 ones, 0 tenths, 6 hundredths

• 1 one, 2 tenths, 6 hundredths

• 120 ones, 6 tenths

What happens to the number 9 when you divide 900 by 10?

• It disappears

• It becomes 90

• It doubles

• It moves to the left