Starter quiz

  • Proportionality means two variables have a constant __________ relationship so the variables are in proportion to each other.
    • additive
    • divisive
    • multiplicative  ✓
    • subtractive
  • 40% of 440 is ______.
    • '176' ✓
  • 1% of 780 is ______.
    • '7.8' ✓
  • Which of the following are correct strategies to find 75% of 200?
    • 200\div10\times7 + 10  ✓
    • 200 \div 4\times3  ✓
    • \frac{3}{4}\times200  ✓
    • \frac{1}{4}\times200 + 100  ✓
    • 75\times200
  • Match each percentage question to its answer.
    • 15% of 700
      ⇔
      105 ✓
    • 25% of 600
      ⇔
      150 ✓
    • 20% of 800
      ⇔
      160 ✓
    • 90% of 140
      ⇔
      126 ✓
    • 35% of 900
      ⇔
      315 ✓
    • 1% of 6000
      ⇔
      60 ✓
  • Starting with the calculation with the largest answer, put these percentage calculations in descending order.
    • 1
      ⇔
      1% of 50 000
    • 2
      ⇔
      20% of 800
    • 3
      ⇔
      5% of 3000
    • 4
      ⇔
      50% of 280
    • 5
      ⇔
      100% of 90
    • 6
      ⇔
      35% of 40
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