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Topic: Fractions
Adding fractions (animations)
Flash animations that show how we add fractions. Clear animated diagrams promote understanding and correct mathematical working is also demonstrated and explained. There are step-by-step explanations that can be turned off if you are presenting to a class. Free.
Chicken Coop Estimation Game - Fractions
Estimate the decimal equivalent of proper and improper fractions. Also estimate the value of a fraction of a quantity.
Conceptua Math - Fractions
Conceptua Math provides free online tools for fractions instruction. The site includes interactive fractions models to develop conceptual understanding by linking models to procedures and higher order thinking skills. Ideal for whole-class instruction.
Decention
A game where you have to sort numbers into equivalent groups. Each group contains a fraction, decimal and percentage. Starts off easier and gets harder with each level completed
Design a city
Help a town planner to design a site plan for a city. Assign regions on a 10×20 grid for different uses such as factories, hospitals or parks. Calculate the percentage and the fraction of the total site used for each region. Use a number line to display fractions and equivalent decimals.
Design a farm
Help Terry the town planner to design a site plan for a farm. Assign regions on a 10×20 grid for different uses, eg crops, dams and sheds. Calculate the percentage and the fraction of the total site used for each region.
Design a neighbourhood
Help a town planner to design a site plan for a neighbourhood. Assign regions on a 10×20 grid for different uses such as apartments, shops and parks. Calculate the percentage and the fraction of the total site used for each region. Use a number line to display fractions and equivalent decimals.
Dry Socks
This activity may not be in English, but the maths is still the same!
“Hang de sokken in de juiste volgorde aan de lijn” – meaning, “Hang the socks in the correct order on the line”.
Order fractions on a number line.
[Here’s the Google Translation]
Equivalent Fraction Activities
Four activities: Demonstrate comparing fractions using bars, Demonstrate comparing fractions using 2 pies, Game to find an equivalent fraction, Demonstrate comparing fractions using pie and bar.