What fraction of the whole piece of paper is the largest
What fraction of the whole piece of paper is the second triangle which is labelled number 2?
Try adding the area of the next triangle in the series each time and noting the answer.
As you keep adding areas on, what fraction are your answers
getting closer to?
Try working out equivalent fractions so that they all have the same denominator, then you can compare sizes easily - you may like to use a calculator to help with the larger numbers!