Showing posts with label Maths. Show all posts
Showing posts with label Maths. Show all posts

Tuesday, June 23, 2009

Maths - Year 4

Problem Solving
  1. Mr Knotsure had 34 oranges. He gave 8 to his son and 10 to his daughter. How many does he have now?

  2. I have 3 consecutive numbers. The sum of them is 171. What are the 3 numbers?

  3. I travel 3 km each day to get to school and back. a)How far away is my school? b)What is the distance I travel each week if I have to go to school for 5 days?

  4. Every hour after 5 pm, my clock goes back 3 minutes. What will be the proper time if my clock says 9:00 pm?

  5. For every 1 apple Mary takes Jack takes 6. How many apples would Jack have Mary had 24?

  6. Every day Roy has to take 1 pill in the morning, 2 pills at noon and half a pill at night. How many pills would Roy have to take in a week?

  7. 4K was going to go on a school excursion to the zoo. The entry fee was $16 per person. If there were 21 people going on the excursion how much must the class pay?

  8. I have a shape. I has no points or ends. I has parts like a a radius and circumference. What shape am I?

  9. Would a door be 2cm, 2m or 2km?

  10. Sara was raising money for her school. All her friends and family lived in different places. Sara's best friend, sister and brother lived in town while Sara lived with her parents. Her best friend gave her $12, her sister gave her $30, her brother gave her $23 and her parents gave her $50. If Sara had to pay a bus fee of $2.50 every time she visited her friend, sister and brother and had to use the money she raised, how much money would Sara have at the end of the day?

Click here for the answers

Maths - Year 6

Task: To design a problem solving program for advanced year 6 level

Useful Maths Site

http://www.edhelper.com/math.htm
http://www.edhelper.com/geometry_highschool.htm
http://www.primaryresources.co.uk/maths/maths.htm
http://www.teachervision.fen.com/
http://www.aaamath.com/

Researched by Clue

Problems: Perimeter
  1. If the side of a square is 5 cm what is the perimeter?
  2. If the side of a square is 13 cm what is the perimeter?
  3. If the diameter of a circle is 5 cm what is the circumference?
  4. If the diameter of a circle is 13 cm what is the circumference?
  5. If the radius of a circle is 5 cm what is the circumference?
  6. If the radius of a circle is 13 cm what is the circumference?

Click here for the answers.

Monday, June 2, 2008

Maths - Year 4 - Answers

Problem Solving Answers

  1. 16 oranges
  2. 56, 57, 58
  3. a) 1.5km b) 15km
  4. 9:12 pm
  5. 144 apples
  6. 24 1/2 pills
  7. $331
  8. circle
  9. 2m
  10. $107.50

Sunday, June 1, 2008

Answers - Problem:Perimeter

Formulas:

Circumference= pi x diameter

Square = side x 4

  1. 20 cm
  2. 52 cm
  3. 15.708 cm
  4. 40.8408 cm
  5. 31.416 cm
  6. 81.6816 cm