VDO of Estimating Sums and Differences - YourTeacher.com - Math Help
Estimating Sums and Differences - YourTeacher.com - Math Help Tube. Duration : 1.83 Mins.We had a good read. For the benefit of yourself. Be sure to read to the end. I want you to get good knowledge from 4Th Grade Math Worksheets. For a complete lesson on estimating sums and differences, go to www.yourteacher.com - 1000+ online math lessons featuring a personal math teacher inside every lesson! In this lesson, students learn to estimate a sum or difference by first rounding each number to the place specified in the problem. For example, to estimate 4909 + 3217 by rounding each number to the nearest thousand, first round 4909 up to 5000, and round 3217 down to 3000, then add 5000 + 3000 to get 8000.
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