Unit 10 Contents

Check-In: Questions 30–32

30. Choose a number between 2 and 3.
1. Show your number with metersticks and skinnies. How many of each?

2. Show your number with base-ten shorthand.
3. Write your number as a common fraction.
4. Write your number as a decimal fraction.
31. Choose a number between 2.5 and 3.
1. Show the number with metersticks and skinnies. How many of each?

2. Show the number with base-ten shorthand.
3. Write your number as a common fraction.
4. Write your number as a decimal fraction.
32. Compare the numbers you chose for Questions 30 and 31.
1. Which is larger? Show or tell how you decided.
2. What number is one-tenth larger than your largest number? Show or tell how you know.
3. What number is one-tenth smaller than your largest number? Show or tell how you know.

Use the Grace's Base-Ten Pieces page in the Student Activity Book to show, write, and order decimals.