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Mathematical Treasure-hunt: Fractions

Mathematical Treasure-hunt: Fractions. Cut out each of the question slides and place them around the room, stick them on the walls if you wish. Print out and distribute the answer sheet, one per pupil, or team, and set them off to find the answers. The correct sequence is:

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Mathematical Treasure-hunt: Fractions

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  1. Mathematical Treasure-hunt: Fractions Cut out each of the question slides and place them around the room, stick them on the walls if you wish. Print out and distribute the answer sheet, one per pupil, or team, and set them off to find the answers. The correct sequence is: 60, 4/6, 63, 10, 9, b, 3/7, 1/5, 45, 40, 48, 11, 30, D, 1/6, 17.5

  2. Mathematical Treasure-hunt: Problems Mathematical Treasure-hunt: Problems Answer Sheet Answer Sheet Name: Name:

  3. Mathematical Treasure-hunt: Problems Mathematical Treasure-hunt: Problems 2/5 60 Previous Answer Previous Answer ? ? To the next clue To the next clue 25% of the apples in a basket are red. The rest are green. There are 21 red apples. How many green apples are there? A class contains 12 boys and 18 girls. What fraction of the class are boys?

  4. Mathematical Treasure-hunt: Problems Mathematical Treasure-hunt: Problems 10 63 Previous Answer Previous Answer ? ? To the next clue To the next clue There are 24 hours in a day and scientists tell us that we should sleep for 3/8 of the day. How many hours should we spend sleeping? A cup holds 50ml. How many cups can I pour from a half litre bottle?

  5. Mathematical Treasure-hunt: Problems Mathematical Treasure-hunt: Problems 9 Previous Answer Previous Answer ? ? To the next clue To the next clue b What fraction of the circle is not shaded? • Would you rather have: • One quarter of $150 • Or • b) One third of $114?

  6. Mathematical Treasure-hunt: Problems Mathematical Treasure-hunt: Problems Previous Answer Previous Answer ? ? To the next clue To the next clue 3/7 1/5 A pair of trainers has 25% off. They originally cost $60. How much is the sale price in pounds? What fraction is the arrow pointing to?

  7. Mathematical Treasure-hunt: Problems Mathematical Treasure-hunt: Problems Previous Answer Previous Answer ? ? To the next clue To the next clue 45 40 Multiply by 8 to find the answer. I am two eighths of 160. What number am I?

  8. Mathematical Treasure-hunt: Problems Mathematical Treasure-hunt: Problems 11 Previous Answer Previous Answer ? ? To the next clue To the next clue 48 I have eaten a third of a box of chocolates. There are 22 chocolates left over, how many have I eaten? 100 - ? =

  9. Mathematical Treasure-hunt: Problems Mathematical Treasure-hunt: Problems D Previous Answer Previous Answer ? ? To the next clue To the next clue 30 Which letter completes the pattern? If = 1 = ?

  10. Mathematical Treasure-hunt: Problems Mathematical Treasure-hunt: Problems 17.5 Previous Answer Previous Answer ? ? To the next clue To the next clue 1/6 One seventh of A is 25. Now divide A by 10. What do you have? What percentage of the shapes are quadrilaterals?

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