Being resourceful
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problemAbout average
Can you find sets of numbers which satisfy each of our mean, median, mode and range conditions?
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problemGabriel's problem
Gabriel multiplied together some numbers and then erased them. Can you figure out where each number was?
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problemLegs eleven
Take any four digit number. Move the first digit to the end and move the rest along. Now add your two numbers. Did you get a multiple of 11?
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problemWhere can we visit?
Charlie and Abi put a counter on 42. They wondered if they could visit all the other numbers on their 1-100 board, moving the counter using just these two operations: x2 and -5. What do you think?
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problem1 step 2 step
Liam's house has a staircase with 12 steps. He can go down the steps one at a time or two at time. In how many different ways can Liam go down the 12 steps?