The y-intercept is the point at which a linear equation crosses the y-axis on the x=0 plot point. The equation to determine both the slope and the y-intercept of a line is y=mx+b. This calculation may ...

Percentage Formula: Percentages are a fundamental concept in maths, used frequently in daily life. It represents parts of a whole as fractions of 100. They're symbolised by the "%" symbol.

If you are using Microsoft Excel to manage numerical data, at some point you're inevitably going to display percentages. Doing so can give you a new insight, or make summarizing heaps of data a bit ...