1. Divide 0.5445 by 0.09.

6.05 60.5 0.605 6.5

2. What is 3.42 × 100?

342 34.2 3420 0.342

3. What is 7,600 ÷ 1000?

7.6 76 0.76 760

4. Express 0.0035 × 10³ as a single number.

3.5 0.35 35 350

5. When a number is multiplied by 10², the decimal point moves ______.

Two places to the right Two places to the left One place to the right No movement occurs

6. Which property is illustrated by: 5 + 8 = 8 + 5?

Commutative property Associative property Distributive property Identity property

7. Which property is illustrated by: (2 × 3) × 4 = 2 × (3 × 4)?

Associative property Commutative property Distributive property Identity property

8. Which of these statements is true about subtraction and division?

They are not commutative, since changing the order changes the result They are always commutative, like addition They follow the associative property perfectly They behave exactly the same as multiplication

9. Using the associative property, (7 + 5) + 3 is equal to ______.

7 + (5 + 3) (7 + 5) − 3 7 × (5 + 3) 5 + (7 − 3)

10. Which statement correctly shows the commutative property of multiplication?

a × b = b × a a × b = a + b a × (b × c) = (a × b) × c a × 1 = a