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Math Vocabulary
In this math worksheet, students examine the vocabulary terms and use them for review of the curricular goals or objectives. The sheet gives a review activity in the form of a crossword puzzle.
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Number Sense
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences lesson, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
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The Estimation Station
Students challenge "common knowledge" against newly learned estimation strategies and put those strategies into use. They consider variables in estimating different groups of objects and practice skills of representing numbers.
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Estimating Distance and Time
Students analyze a Cyberchase video to help them understand how to estimate the time it takes to travel distances. In this time lesson, students use ratiosand repeated addition to calculate how much air the characters in...
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Regression Analysis
In this regression analysis worksheet, 9th graders solve 10 different word problems related to regression analysis. First, they use the information given to find a suitable function to model the data. Then, students use the model to...
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Chapter 2 Word Search Puzzle
In this language arts worksheet, students read 5 words in a word bank. The words seem to be related to estimation and rounding in math. Students locate the words in a word search puzzle. The meaning of the title is unclear.
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Rounding Numbers
In this pre-algebra worksheet, students round 6 whole numbers to the underlined place. They round to an indicated place value in 6 problems. Students round to the underlined place value in 6 decimal numbers. They round to the given place...
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Robot Rounding!
Students collect data on a robot and relate the behavior to prove there is an infinite minute set of numbers. In this algebra lesson, students verify that there is always a number between two numbers. They analyze and make inference...
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Mental Math
Students participate in an online computation game. In this computation lesson plan, students practice simple computations and use an internet site to review addition and subtraction facts.
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Estimate Tens
In this estimating tens worksheet, students use a picture of a group of penguins to estimate amounts, circle groups of ten, and find the total number. Students solve six problems.
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P-Series Handout
In this calculus worksheet, students are given 3 short-answer problems regarding p-series, convergence, and estimating convergent p-series.
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Ready to Round
First graders are introduced to the concept of rounding to the nearest ten through the use of a number line created from a hundreds chart.
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Round Decimals to the Nearest Whole Number
In this rounding to nearest whole numbers instructional activity, students round off decimals to the nearest whole number. Answers are included on page 2.
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Estimating Activity
In this estimating instructional activity, students estimate numbers of items in pictures, checking the box they determine has the closest number. A reference website for additional resources is given.
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Presenting the Hogg Family
Students practice real life problem solving and rounding skills. They determine the amount of coal used each year by a family of four to opertate all of their electrical appliances.
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Bar Graphs
Third graders examine the main parts of a bar graph and how to round up to the nearest tenth. They make an example of a bar graph and answer questions based on the graph using a list of state capitals and their average temperatures....
Delaware Math Cadre Elementary Committee
Operations and Algebraic Thinking
How to use the relationship between multiplication and division to solve math word problems is the focus of the instructional activity presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then,...
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Multiplication Facts up to 10 X 10
Here is a presentation that's chock full of great tips on how to memorize multiplication facts, and how to calculate the area of shapes that aren't perfect squares or rectangles. Many good problems are in each of the slides. A great...
Federal Reserve Bank
Sky Boys: How They Built the Empire State Building
How tall is the Empire State Building? Lead your class through a collaborative estimation activity to determine the number of quarters it would take to reach the top and teach the following concepts: human capital, human resources,...
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Round Numbers to the Nearest 10
Young scholars round one and two digit numbers to the nearest 10. They complete 11 problems total on this worksheet.
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Law of Cosines
In this cosine worksheet, students will find the length of the third side of a triangle given the length of the other two side. Students will use the Law of Cosines to find the length of the missing side. Answers will be rounded to 3...
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All I Want For Christmas
Fourth graders create wish lists from catalogues and sales ads based on a given budget. They add, subtract, estimate, and budget their given amount of money so they don't go over budget.
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What Do You Think?
In this estimating sums and differences worksheet, students solve 6 problems in which the answer to a 3 digit addition or subtraction problem is estimated. Students then solve the problem for an exact answer. There will be carrying and...
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Decimals test
In this decimals worksheet, learners complete a test asking them questions on rounding, sums, and metric units involving decimals. Students complete 20 problems.
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