Starter quiz

  • Select the prime numbers.
    • 27
    • 47  ✓
    • 53  ✓
    • 59  ✓
    • 65
  • Select the factor pairs of 30
    • 1 and 29
    • 2 and 15  ✓
    • 3 and 10  ✓
    • 10 and 4
    • 5 and 6  ✓
  • Look at the numbers below and select the composite numbers.
    • 23
    • 25  ✓
    • 69  ✓
    • 89
    • 97
  • Select the equivalent expressions which would make this equation correct. 36 × 24 =
    • 36 × 1 × 23
    • 36 × 12 × 2  ✓
    • 36 × 12 × 12
    • 36 × 6 × 4  ✓
  • Find the expressions that are equivalent to 35 × 4 × 8
    • 7 × 32 × 5  ✓
    • 32 × 8 × 5
    • 7 × 5 × 32  ✓
    • 35 × 32  ✓
  • Look at the equation. Find the missing number. 42 × 49 = 42 × 7 × ______
    • '7' ✓
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