Comparing Prices Properly · seed 1 · A4, ink-friendly. The answer key prints on its own page for grown-ups.

Which pack is really cheaper

Life Skills · Money & Finance · ages 12-13
Name ______________________   Date ____________

  1. A 400 g bag of coffee costs $5.00. A 1 kg bag of the same coffee costs $11.00. Which bag is cheaper per gram?

    • The 1 kg bag
    • The 400 g bag
    • They cost the same per gram
    • You cannot tell from the prices

  2. A 400 g bag of coffee costs $5.00. A 1 kg bag of the same coffee costs $11.00. Which bag is cheaper per gram?

    • The 1 kg bag
    • The 400 g bag
    • They cost the same per gram

  3. What is a unit price?

    • The biggest pack on the shelf
    • The price after you add tax
    • The price of one unit of a product

  4. A 500 g box of pasta costs $3.50. What is the price per 100 g, in dollars?

    Answer: ______________

  5. Maya buys football boots for $45 and wears them for 15 matches. What is the cost per wear, in dollars?

    Answer: ______________

  6. A shop sells 1 litre of juice for $2.00 and 3 litres for $6.50. Sam says the bigger bottle is cheaper per litre.

    Circle one:   True   False

  7. A 32 oz box of cereal costs $4.89 and a 12 oz box costs $2.29. Which is the better deal per ounce?

    • The 12 oz box
    • The 32 oz box
    • They cost the same per ounce

  8. A $60 jacket is worn 30 times. A $40 jacket is worn 10 times. Which jacket has the lower cost per wear?

    • The $60 jacket
    • The $40 jacket
    • They are equal per wear
    • You cannot tell

  9. A quart of milk costs $1.25 and a gallon costs $4.29. Four quarts make a gallon. Which is cheaper per quart?

    • The gallon jug
    • Four quart bottles
    • They cost the same per quart

  10. Which pack of water bottles is cheapest per bottle?

    • 2 bottles for $4.00
    • 4 bottles for $7.60
    • 6 bottles for $12.00
    • All three cost the same per bottle
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Answer key

For grown-ups. Fold this page away before handing over the rest.

Which pack is really cheaper W1-mt_v3i0WMP-Sl-s1

  1. The 1 kg bag · The 1 kg bag costs 1.10 cents per gram while the 400 g bag costs 1.25 cents per gram.
  2. The 1 kg bag · Divide each price by its grams. The big bag costs less per gram.
  3. The price of one unit of a product · A unit price tells you what a single unit costs, like dollars per roll.
  4. 0.7 · 500 g holds five 100 g parts, so divide $3.50 by 5.
  5. 3 · Divide $45 by 15 matches to get $3 per wear.
  6. False · Three small bottles cost $6.00, which is less than $6.50 for the big one.
  7. The 32 oz box · Divide each price by its ounces. The big box costs less per ounce.
  8. The $60 jacket · The $60 jacket costs $2 per wear while the $40 jacket costs $4 per wear.
  9. The gallon jug · Four quarts at $1.25 cost $5.00, which is more than the $4.29 gallon.
  10. 4 bottles for $7.60 · The 4 pack costs $1.90 per bottle, beating $2.00 for the other packs.
Worksheet · LightMySky