From fractions and decimals to distance and time, the humble-but-versatile number line can deepen students’ understanding of ...

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Subtract the integers and subtract the fractions. When the fraction to be subtracted is bigger than the first fraction, change the mixed numbers to improper fractions first then do the subtraction.

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\(2 \frac{1}{2}\) is an example of a mixed number. This is when whole numbers and fractions are written together. Turn \(3 \frac{1}{2}\) into an improper fraction. The fraction in the mixed number has ...

A year after he started his Ph.D. in mathematics at McGill University, Matt Bowen had a problem. “I took my qualifying exams and did absolutely horribly on them,” he said. Bowen was sure that his ...

Despite the existence of the metric system and an increased reliance in recent years on decimal fractions to write partial amounts (such as 2.5), we often find ourselves wanting to drop in a true ...

In a program like Excel, which is designed to handle numbers, you'd expect to be able to use fractions without any hiccups. However, because Excel is programmed to automate and simplify, it often ...