Worksheet
Curated OER

Estimating Expenses

For Students 6th - 8th
In this estimation activity, students estimate expenses of different items by solving word problems. Students estimate expenses for 5 problems.
Worksheet
Math Mammoth

Mental Math in Percent Problems

For Students 8th - 9th
In this math worksheet, students are given 21 percentage problems which they are to work out mentally. There are story problems, tables and simple conversion.
Lesson Plan
Curated OER

Special Snack

For Teachers 2nd - 6th
Students explore grocery store circulars to choose items for a snack.  In this snack math lesson, students must plan a class snack for $20.00. Students create a list estimating costs.  Students view lists and choose one for...
Worksheet
Curated OER

Significant Figures Worksheet #1

For Students 10th - 12th
In this significant figures learning exercise, students solve forty eight problems. They identify significant figures in numbers, they complete calculations of addition and subtraction and identify significant figures, they multiple and...
Worksheet
Curated OER

Uncertainty Worksheet

For Students 9th - 12th
In this uncertainty worksheet, students solve 8 problems of addition and subtraction using the rules for uncertainty notation. They do the same for 7 problems for multiplication and division. Students add, subtract, multiply and divide...
Worksheet
Curated OER

Decimal Place Value Chart

For Students 5th - 6th
For this decimal place value chart worksheet, students work independently to fill in the blanks on the chart so that the numbers equal out correctly and the missing words are stated correctly.
Lesson Plan
Curated OER

Mental Money

For Teachers 3rd - 4th
Students access prior knowledge to round numbers and add decimals. In this mental math lesson, students share the book Betcha and calculate estimates for three jars based on the book. Students calculate money answers based on coins...
Interactive
Curated OER

Math is Everywhere!

For Students 3rd - 5th
In this everyday math skills pretest, students answer ten multiple choice questions based on their knowledge of everyday math skills such as estimation, addition, and measurement.
Lesson Plan
Curated OER

Object Graphs

For Teachers K
Students identify geometric shapes, demonstrate construction of an object graph, compare sets of objects, estimate which student has the most geometric shapes in his or her bag, and play computer game Jump Start Kindergarten.
Worksheet
Curated OER

Decimal word problems

For Students 4th - 8th
In this decimals worksheet, students complete word problems having to do with decimals up to 4 digit numbers. Students complete 10 multiple choice problems.
Lesson Plan
Curated OER

Checking Multiplication By Estimation

For Teachers 8th
In this checking multiplication by estimation worksheet, 8th graders answer twenty six problems by estimating the answer in the decision column and then discuss their answers in class.
Worksheet
Curated OER

Estimate the Proper Fractions

For Students 3rd - 5th
In this estimation worksheet, students estimate 7 given fractions to the nearest whole number. Answers are included on page 2.
Lesson Plan
Curated OER

Tricky Triangles

For Teachers 3rd
Third graders engage in a lesson that is concerned with the playing of a Trick Triangle Game while focusing upon developing skills of addition, subtraction, multiplication, and division. They play the game and practice rounding of...
Handout
K12 Reader

5th Grade Master Spelling List

For Students 4th - 5th Standards
Here's a spelling program that includes 36 lists of 21 words and 20 suggestions for weekly activities. Each list includes common and proper nouns, sight words, academic vocabulary, and words built on a specific Greek roots.
Worksheet
Curated OER

Math Quiz-Grade 3

For Students 3rd
In this math quiz worksheet, 3rd graders solve a total of 31 problems related to a variety of 3rd grade math concepts. 
Worksheet
Curated OER

Calculations

For Students 9th - 12th
In this calculations worksheet, high schoolers express numbers in scientific notation and determine the number of significant figures. Students find conversion factors to change units. This worksheet has 8 word problems.
Lesson Plan
Curated OER

Book Title: You Can’t Buy a Dinosaur with a Dime

For Teachers 3rd - 4th
Students explore the concepts of multiple digit addition and subtraction. In this addition and subtraction lesson plan, students read the book You Can’t Buy a Dinosaur with a Dime and then discuss methods for solving a particular...
Lesson Plan
Curated OER

Fraction Dominoes

For Teachers 4th
Fourth graders participate in a math game that involves practicing their equivalent fraction skills in the advanced multiplication stage seven. They assess their ability skills of equivalent fractions to match twenty seven dominoes on...
Worksheet
Curated OER

Decimal Word Problems

For Students 6th - 7th
In this decimals instructional activity, students solve 10 different word problems that include using decimals. First, they determine the amount of change received from a cashier given a specific amount. Then, students write a decimal...
Lesson Plan
Curated OER

Subtracting Two- and Three-Digit Numbers

For Teachers 5th - 7th
For this subtracting two- and three-digit numbers worksheet, students, with a partner, problem solve and calculate the answers to fourteen subtraction equations.
Lesson Plan
Curated OER

Money Game

For Teachers 4th
Fourth graders give change of one dollar.  In this decimal and fractions lesson, 4th graders receive fake coins and discuss what they could purchase with them.  Students go for a walk and spend one dollar and  get...
Lesson Plan
Curated OER

More! A Lesson on Comparing

For Teachers K
Students practice counting and comparing objects.  In this math lesson, students view a Count on It! episode. Students examine the value of what they are counting.  Students estimate number in groups of items.  Students...
Worksheet
Curated OER

Equal Estimates- Decimals

For Students 3rd - 5th
In this decimal estimation worksheet, students estimate a set of addition and subtraction problems, rounding to the nearest whole number, then place each problem in the box that contains its estimated sum or difference.
Worksheet
Curated OER

Numerical Analysis/ Floating Point Arithmetic

For Students 11th - Higher Ed
In this math worksheet, students examine the concept of floating point arithmetic. They compare the tools of chopping and rounding to measure accuracy.