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Question (21)

QN0030313

Complete the pattern: 4 × (–4) = –16, 3 × (–4) = –12, 2 × (–4) = –8, 1 × (–4) = –4, 0 × (–4) = 0, (–1) × (–4) = _____

(A) –4
(B) 4
(C) –8
(D) 8

Correct Answer: B

Explanation:

The product increases by 4 at each step. Therefore, (–1) × (–4) = 4.

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Question (22)

QN0030314

Find the value of (–2) × (–6) using the multiplication pattern.

(A) –12
(B) 12
(C) –8
(D) 8

Correct Answer: B

Explanation:

The product of two negative integers is positive. Hence, (–2) × (–6) = 12.

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Question (23)

QN0030315

In the pattern 5 × 2, 4 × 2, 3 × 2, 2 × 2, …, the product changes by

(A) +2
(B) –2
(C) +5
(D) –5

Correct Answer: B

Explanation:

As the multiplier decreases by 1, the product decreases by 2.

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Question (24)

QN0030316

Complete the pattern: 2 × (–7) = –14, 1 × (–7) = –7, 0 × (–7) = 0, (–1) × (–7) = _____

(A) –7
(B) 7
(C) –14
(D) 14

Correct Answer: B

Explanation:

Continuing the pattern gives (–1) × (–7) = 7.

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Question (25)

QN0030317

Which statement is true for the pattern when the multiplicand is negative and the multiplier decreases by 1?

(A) The product decreases by the magnitude of the multiplicand.
(B) The product remains constant.
(C) The product increases by the magnitude of the multiplicand.
(D) The product becomes zero after every step.

Correct Answer: C

Explanation:

Each decrease of 1 in the multiplier increases the product by the magnitude of the negative multiplicand.

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Question (26)

QN0030318

Find the value of (–3) × (–8).

(A) –24
(B) 24
(C) –11
(D) 11

Correct Answer: B

Explanation:

The product of two negative integers is positive. Therefore, the value is 24.

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Question (27)

QN0030319

Which of the following correctly completes the pattern? 0 × 9 = 0, (–1) × 9 = –9, (–2) × 9 = _____

(A) 18
(B) –18
(C) –9
(D) 9

Correct Answer: B

Explanation:

Each step decreases the product by 9. Hence, (–2) × 9 = –18.

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Question (28)

QN0030320

Evaluate (–4) × (–7).

(A) –28
(B) 28
(C) –11
(D) 11

Correct Answer: B

Explanation:

Two negative integers have a positive product. Therefore, the answer is 28.

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Question (29)

QN0030321

In the pattern 3 × (–2), 2 × (–2), 1 × (–2), 0 × (–2), the products are

(A) –6, –4, –2, 0
(B) –6, –8, –10, –12
(C) 6, 4, 2, 0
(D) –6, –5, –4, –3

Correct Answer: A

Explanation:

Evaluating each product gives –6, –4, –2 and 0.

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Question (30)

QN0030322

Find the missing product: 0 × (–5) = 0, (–1) × (–5) = 5, (–2) × (–5) = _____

(A) –10
(B) 5
(C) 10
(D) –5

Correct Answer: C

Explanation:

Continuing the pattern gives (–2) × (–5) = 10.

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Question (21)

Complete the pattern: 4 × (–4) = –16, 3 × (–4) = –12, 2 × (–4) = –8, 1 × (–4) = –4, 0 × (–4) = 0, (–1) × (–4) = _____

Explanation:

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Question (22)

Find the value of (–2) × (–6) using the multiplication pattern.

Explanation:

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Question (23)

In the pattern 5 × 2, 4 × 2, 3 × 2, 2 × 2, …, the product changes by

Explanation:

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Question (24)

Complete the pattern: 2 × (–7) = –14, 1 × (–7) = –7, 0 × (–7) = 0, (–1) × (–7) = _____

Explanation:

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Question (25)

Which statement is true for the pattern when the multiplicand is negative and the multiplier decreases by 1?

Explanation:

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Question (26)

Find the value of (–3) × (–8).

Explanation:

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Question (27)

Which of the following correctly completes the pattern? 0 × 9 = 0, (–1) × 9 = –9, (–2) × 9 = _____

Explanation:

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Question (28)

Evaluate (–4) × (–7).

Explanation:

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Question (29)

In the pattern 3 × (–2), 2 × (–2), 1 × (–2), 0 × (–2), the products are

Explanation:

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Question (30)

Find the missing product: 0 × (–5) = 0, (–1) × (–5) = 5, (–2) × (–5) = _____

Explanation:

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