1. Estimate the number of peanuts in this jar.
2. A box contains some buttons. Four people estimate the number of buttons in the box. Their estimates were 169, 183, 163 and 181.
One of the estimates was four out, one was six out, one was eight out and the other estimate was fourteen out.
How many buttons were in the box?
Topics: Starter | Estimating | Problem Solving
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Teacher, do your students have access to computers such as tablets, iPads or Laptops? This page was really designed for projection on a whiteboard but if you really want the students to have access to it here is a concise URL for a version of this page without the comments:
However it would be better to assign one of the student interactive activities below.
Here is the URL which will take them to an interactive estimating activity.