Students view an interactive video to explore the concepts of estimation. They work cooperatively to measure, make comparisons, make predictions, and verify results.
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Divide by a Two-Digit Divisor
Through a chapter from a text book, upper-elementary learners explore how to divide by two-digit divisors accurately. In the beginning, they use rounding and compatible numbers to estimate quotients when dividing two-digit divisors. The...
5th - 6th Math CCSS: Adaptable
Mayan Mathematics and Architecture
Take young scholars on a trip through history with this unit on the mathematics and architecture of the Mayan civilization. Starting with a introduction to their base twenty number system and the symbols they used, this eight-lesson unit...
4th - 8th Math CCSS: Adaptable
Surveys and Estimating Large Quantities
Looking for an estimation activity a bit more involved than the typical "guess the number of jellybeans in the jar" game? Here, learners use a picture to estimate the number of people at a large event, look for potential problems with...
6th - 12th Math CCSS: Designed