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Order fractions with the same numerator and different denominators using bar models. Compare fractions with the same numerator and different denominators. Compare and order fractions using bar models.

Your drum of nitroplasm holds 100 blompules and the fuel tank on your flying saucer holds 10 blompules. So how much of the drum do you need to use to fill up the tank? 10 out of a hundred can be ...

For many elementary teachers, fractions have traditionally sprung to mind lessons involving pizzas, pies, and chocolate bars, among other varieties of “wholes” that can be shared. But in what many ...

Using a number line to show fractions can be a very helpful way to represent how a whole is divided equally into parts. Remember, the denominator shows us how many parts there are in total and the ...

There are some basic properties of numbers any 3rd grader can tell you: Each number is represented by a single symbol, and followed by a single successor. Multiplication makes a number bigger; ...