Year 7 CAT - Whole Numbers

Which of these lists of numbers is written in order from smallest to largest?

• 270, 352, 257, 325

• 4805, 458, 5804, 854

• 251, 521, 551, 620

• 931, 391, 139, 93

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Ordering Numbers

What are the missing numbers in the sequence? 21, __, 13, __, 5

• A. 19, 11

• B. 15, 11

• C. 18, 10

• D. 17, 9

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Number Sequence

Which of the following lists contains numbers that are all factors of 870?

• 3, 5, 9

• 2, 3, 5

• 5, 9, 12

• 3, 4, 10

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Factors & HCF

What is the lowest common multiple of 12 and 15?

• 3

• 60

• 180

• 120

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Multiples & LCM

What is the highest common factor of 12 and 48?

• 2

• 4

• 12

• 48

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Factors & HCF

Which of the following lists contains numbers that are all composite?

• A. 2, 3, 6

• B. 4, 12, 15

• C. 7, 12, 15

• D. 5, 12, 17, 20

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Prime & Composite Numbers

• 2 × 2 × 2 × 4 × 4

• 3 × 3 × 2 × 2 × 2 × 2

• 2 + 2 + 2 × 4 + 4

• 2 × 3 + 4 × 2

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Exponents & Square Roots

What is three to the power of 4?

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Exponents & Square Roots

Which of these displays the square root of 16?

• √4

• √16

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Exponents & Square Roots

Use repeated division to find prime factorisation of 192

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Prime & Composite Numbers