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# Estimating Sums and Differences-Whole Numbers

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Basic Lesson
Demonstrates how to estimate sums through the use of round estimation. Also includes practice problems.
Standard: MATH 4
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Intermediate Lesson
Uses a larger more difficult numbers to round than the basic lesson.
Standard: MATH 4
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Independent Practice 1
20 problems ask you to estimate sums and differences. The answers can be found below.
Standard: MATH 4
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Independent Practice 2
20 practice problems that review estimating sums and differences. The answers can be found below.
Standard: MATH 4
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Estimating Sums and Differences Homework
12 problems to reinforce the lessons and practice pages. An example is provided.
Standard: MATH 4
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Estimating Sums and Differences Quiz
10 problems that test sum and difference estimation skills.
Standard: MATH 4
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Answers for the homework and quiz.
Answers for both lessons and both practice sheets.

Tips For Guessing How Many Jellybeans Are In A Jar
Learn how to make a good estimate of how many jellybeans are in jar.
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In grades 3 through 5, math concepts have a very broad range of mathematics topics.
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The next level of math skills.
-Basic Word Problems
-Mean, Median, Mode
-Mixed Word Problems
-Rewriting Fractions
Remedial Math Worksheets
Skills needed to get to this level.
-Visually Estimate
-Estimate Operations
-Estimating Weight and Volume
-Rounding Numbers To Tens