Erlebnisland Mathematik | Technische Sammlungen Dresden | Junghansstraße 1-3 | 01277 Dresden
Erlebnisland Mathematik

Count the Smarties

How many smarties are on the poster?

Hold one of the frames against the poster. Count the smarties inside the frame. The frame covers exactly 1/100 of the area of the poster. To obtain the total number of smarties, you simply multiply what you have counted by 100.