enVision 2.0 Grade 4 Topic 7 Review

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What is a multiple?

Back

A multiple of a number is the result of multiplying that number by an integer. For example, the multiples of 3 are 3, 6, 9, 12, etc.

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What is a factor?

Back

A factor is a number that divides another number without leaving a remainder. For example, the factors of 12 are 1, 2, 3, 4, 6, and 12.

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What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. For example, 2, 3, 5, and 7 are prime numbers.

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What is a composite number?

Back

A composite number is a natural number greater than 1 that is not prime, meaning it has more than two factors. For example, 4, 6, 8, and 9 are composite numbers.

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What are factor pairs?

Back

Factor pairs are two numbers that, when multiplied together, give a product. For example, the factor pairs of 12 are (1, 12), (2, 6), and (3, 4).

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What is a T chart?

Back

A T chart is a graphic organizer that helps to compare two different sets of information. It is shaped like the letter 'T' and is used to organize data.

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What is the product of two numbers?

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The product is the result of multiplying two numbers together. For example, the product of 3 and 4 is 12.

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How do you find the missing multiple in a sequence?

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To find the missing multiple in a sequence, identify the pattern of the multiples and determine which number fits the pattern.

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What does it mean for a number to have exactly four factor pairs?

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It means that there are four unique pairs of numbers that multiply together to equal that number.

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What is the significance of the number 30 having four factor pairs?

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It shows that 30 can be divided evenly by four different pairs of numbers, indicating its composite nature.