As I wrote in November, the Common Core State Standards for mathematics emphasize fractions as points on a number line, rather than ... rulers, so you ask them, ‘I have 2 centimeters and 1 ...

In one context the misperception ... result is they were a lot better than adults." When the number line problems were stated in dollars instead of plain fractions, the kids still did better. For ...

For more on the ... later with fraction calculations. How should teachers balance teaching fractions with visual examples and the number line? If the fraction is less than one, like one-fourth ...