# Math Warm-Up Week 7 Questions Wednesday. 1. Write the next 5 multiples of 9. 9, 18, 27,

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Math Warm-Up Week 7 Questions Wednesday

1. Write the next 5 multiples of 9. 9, 18, 27,

2. Which is greater? 12 x 5 or 8 x 9?

3. List all the factors for 30.

4. What is 30 x 9? Computation:

5. What is 5 groups of 7?

6. Which number is prime? 28 10 15 17

7. Which of the following numbers is composite? 19 10 11 7

8. Name two prime numbers between 10 and 15.

9. Eleven is a prime number because…

10. 30 is a composite number because…

1. Write the next 5 multiples of 9. 9, 18, 27, 36, 45, 54, 63, 72

2. Which is greater? 12 x 5 or 8 x 9?

3. List all the factors for 30. 30: 1, 2, 3, 5, 6, 10, 15, 30

4. What is 30 x 9? Computation: **See the board.

5. What is 5 groups of 7? 5 x 7= 35

6. Which number is prime? 28 10 15 17

7. Which of the following numbers is composite? 19 10 11 7

8. Name two prime numbers between 10 and 15. 11 and 13

9. Eleven is a prime number because… it only has 1 and itself as a factor.

10. 30 is a composite number because… it has many factors such as 1x30, 2x15, 3x10, and 5x6.

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