This Design Idea presents a method for fast integer multiplying and multiplying by fractions. What can you do when you lack access to a hardware multiplier or MAC (multiply/accumulate) function and ...

In multiplying fractions, you simply multiply straight across the numerator and straight across the denominator. If you have "a" divided by "b" times "c" divided by "d," that just equals "a" times "c" ...

When you multiply numbers together, you’re looking at how many groups of, or lots of, something you have. You can use this same thinking, when you are multiplying fractions. For example: \( \frac{2}{3 ...

Fractions, often perceived as daunting, become manageable with the right approach. Addition and subtraction require finding a common denominator, while multiplication involves directly multiplying ...

You can multiply a mixed number by an integer using two different methods. You can convert the mixed number into an improper fraction. An improper fraction has a numerator greater than its denominator ...

Fractions are a foundational concept in mathematics, essential for understanding parts of a whole. Fractions help learn ratios, percentages, and algebra better. Dividing pizza is a practical example ...

Want to learn more? Sign up for a free five-week email mini-course full of research-backed strategies to help students make sense of math. Fractions are an important building block in students’ ...