Save guides, add subjects and pick up where you left off with your BBC account. When you're multiplying fractions by an integer (or a whole number) you multiply the numerator of the fraction by ...

Formulas can be written and equations ... Methods of adding, subtracting, multiplying and dividing fractions plus expanding and factorising can be used to simplify rational expressions.

enabling you to perform basic math operations directly in a single cell. Hereâ s an example formula that includes addition, subtraction, multiplication, and division: =(10+5)*(20-4)/2 Instead ...