Rounding and Estimation
Fifth graders participate in a lesson that is focused on rounding and estimating using word problems. They review how to read word problems, find the right operator, and use the new skills to solve problems.
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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
Measure Angles to the Nearest 10 by Reading a Protractor
Now that you know what a protractor is, you need to know how to use it to measure angle openings. The lesson starts with an examination of right, acute, and obtuse angles as they relate to a 90 degree angle. The tutorial uses a...
5 mins 4th - 5th Math CCSS: Designed
Study Jams! Estimate Sums & Differences of Whole Numbers
Estimating is an essential skill used in everyday life. This presentation explains how to apply prior knowledge about rounding numbers to estimating sums and differences. Example problems and assessment include large numbers, making this...
4th - 6th Math CCSS: Adaptable