Working systematically
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problemSix new homes are being built! They can be detached, semi-detached or terraced houses. How many different combinations of these can you find? -
problemFavouriteLet's Investigate Triangles
Vincent and Tara are making triangles with the class construction set. They have a pile of strips of different lengths. How many different triangles can they make?
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problemRed Express Train
The Red Express Train usually has five red carriages. How many ways can you find to add two blue carriages? -
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problemFavouriteA City of Towers
In this town, houses are built with one room for each person. There are some families of seven people living in the town. In how many different ways can they build their houses?
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problemThe School Trip
Lorenzie was packing his bag for a school trip. He packed four shirts and three pairs of pants. "I will be able to have a different outfit each day", he said. How many days will Lorenzie be away? -
problemFair Exchange
In your bank, you have three types of coins. The number of spots shows how much they are worth. Can you choose coins to exchange with the groups given to make the same total? -
problemFavouriteRobot Monsters
Use these head, body and leg pieces to make Robot Monsters which are different heights.
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problemFavouriteCuisenaire Counting
Here are some rods that are different colours. How could I make a yellow rod using white and red rods?
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problemFavouriteSame Length Trains
How many trains can you make which are the same length as Matt's and Katie's, using rods that are identical?