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 186, 178, 182 and 162.
One of the estimates was nineteen out, one was three out, one was five out and the other estimate was one 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: Transum.org/go/?Start=September17 However it would be better to assign one of the student interactive activities below. |
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Here is the URL which will take them to an interactive estimating activity.