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 Question 1 Which property is used in the following expression? 3(7 + 4) = 21 + 12 A. Commutative property of addition B. Associative property of multiplication C. Distributive property D. Associative property of addition
 Question 2 Which property is used in the following expression? (4 * 3) * 5 = 3 * (5 * 4) A. Associative property of multiplication B. Distributive property of multiplication C. Commutative property of addition D. Multiplicative identity property
 Question 3 Simplify: 5(y + z)  =  ? A. 5yz B. 5y + 5z C. 5y + z D. 5z + y
 Question 4 The value of any nonzero number will be changed by ________________. A. multiplying by one B. adding zero C. multiplying by zero D. dividing by one
 Question 5 Which property of multiplication is shown? (7 + 9) × 4 = 7 × 4 + 9 × 4 A. Associative property B. Identity property C. Commutative property D. Distributive property
 Question 6 Which operation will not change the value of any nonzero number? A. multiplying by zero B. adding one C. multiplying by one D. dividing by zero
 Question 7 Which equation shows the zero property of multiplication? A. 5 × 6 = 6 × 5 B. 5 × 1 = 5 C. 5 + 5 + 5 = 3 × 5 D. 6 × 0 = 0
 Question 8 Solve: 6(y + 3 + 4) A. 6y + 42 B. 42 C. 3y + 4y + 6y D. 6y + 4
 Question 9 Which equation shows the identity property of multiplication? A. (a + b) + 3 = a + (3 + b) B. a(b + c) = ab + ac C. a + a + a = 3 × a D. a × 1 = a
 Question 10 Which equation shows the commutative property of multiplication? A. 6 × 3 − 5 × 3 = (6 − 5)× 7 B. 4 × 3 = 3 × 4 C. 4 × 3 = 4 + 4 + 4 D. 4 × 1 = 4
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