Flashcards and recall.

Try this with Foundation Mathematics

1. Write one prompt per card. Use definitions, explanations or examples from your current topic.
2. Answer aloud before turning the card. Split a card if it asks for several unrelated facts.
3. Set aside missed cards and revisit them in a later session.

View Foundation Mathematics resources on ATARMAXXING ↗

Recall topics

• Order of operations
• Evaluate 12 + 3 x 4^2 and state the first step
• Evaluate (8 + 4) / 2^2 x 3
• Why does a fraction bar act like a bracket?
• What does the symbol ≈ mean, and when should you write it in an exam answer?
• Distinguish the symbols <, ≤, > and ≥
• Write 36 000 and 0.0025 in scientific notation
• How should a negative number be entered and read in a calculation such as -6 - (-4)?
• State the mathematical meaning of the words 'sum', 'difference', 'product' and 'quotient'
• Rational number
• Irrational number
• Is 22/7 rational or irrational, and how does it relate to π?
• Why is an answer involving π usually written as a decimal in Foundation Mathematics?
• Is √16 rational or irrational? What about √20?
• A tape measure gives a diagonal as 5.66 m when the exact value is 4√2 m. Comment on this in terms of rational and irrational numbers.
• Ratio
• Write 250 g : 400 g as a ratio in simplest whole-number form
• $320 is shared in the ratio 3 : 5. How much does each person receive?
• Proportion
• A recipe for 4 people needs 600 g of rice. How much is needed for 10 people?
• Rate
• A car travels 540 km on 45 L of fuel. Express this as a rate two different ways.
• A van covers 96 km in 1 hour 15 minutes. Find the average speed in km/h.
• Unit price (unit cost) and how it decides the better buy
• On a map with scale 1 : 25 000, two points are 6 cm apart. Find the real distance in kilometres.
• Three quantities are in the ratio 2 : 3 : 7 and the smallest is 18. Find the largest.
• How do you check that a proportional answer is set up the right way round?
• Percentage change
• A price rises from $45 to $54. Find the percentage increase.
• A quantity falls from 80 to 68. Find the percentage decrease.
• State the multiplier for a 12% increase and for a 12% decrease
• After a 20% increase an item costs $96. Find the original price.
• An amount is increased by 15% and then decreased by 15%. What is the overall change?
• A town's population grows by 3% each year for 4 years. Find the total percentage growth.
• Find 15% of $64 without a calculator, and describe the method
• 35% of a number is 91. Find the number.
• Percentage error
• A length is estimated as 250 cm but is actually 240 cm. Find the percentage error, correct to one decimal place.
• Two students both make a 5 cm error, one measuring a 50 cm bench and one a 5 m wall. Compare their percentage errors and explain what this shows.
• Distinguish 'percentage of', 'percentage change' and 'percentage points'