Santa Monica College
Introducing Measurements in the Laboratory
We use basic units of measurement to break down things and communicate clearly. The first lesson in an 11-part series teaches the proper way to measure various items. It starts simply with measuring the dimensions and areas of geometric...
Curated OER
Take Whole Tens
In this subtraction worksheet, students practice subtracting 10 number and word problems involving double-digit numbers. Students put their answers in the boxes provided.
Curated OER
Subtracting From 100
In this subtraction worksheet, learners subtract 2-digit numbers from 100. Answers are included on page 2. Worksheet gives a reference web site for additional activities.
Curated OER
Subtracting Integers
In this subtraction worksheet, students subtract one and two digit numbers containing negatives and parenthesis. Students complete 30 problems.
Curated OER
Subtraction Matching
Second graders solve several simple subtraction problems to find out their level of understanding. They then play a game that is like the memory game instead of finding two identical cards, they match a math problem to its answer.
Curated OER
Credible Sources on the Internet: What to Trust, What to Dismiss and When to Cite a Source
Wait, you mean researchers don't all use Wikipedia? Teach your class about intelligent research with a instructional activity about evaluating digital sources. The instructional activity starts with a quickwrite and includes vocabulary...
EngageNY
Why Were Logarithms Developed?
Show your class how people calculated complex math problems in the old days. Scholars take a trip back to the days without calculators in the 15th installment of a 35-part module. They use logarithms to determine products of numbers and...
Charleston School District
Scientific Notation Operations
How do you operate with numbers in scientific notation? The resource provides examples on how to divide and multiply with numbers written in scientific notation. The handout and video also cover the procedure for addition and subtraction...
Curated OER
Year 6 Booster pg 4
Students must use their mathematical reasoning skills in order to make four math statements true by filling in the boxes with the correct digits. Addition, subtraction, multiplication, and algebra problems are solved.
Curated OER
Mental Math Ideas
In this mental math worksheet, students complete the multiplication and subtraction problems where they use the strategy "subtract all digits from 9 except the last one from 10". Students complete 26 problems.
Curated OER
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.
Curated OER
Counting Up- Crossing the Thousands
For this subtraction worksheet, students solve ten problems in which two 4 digit numbers are subtracted mentally. Students count on from the smaller number.
Curated OER
Not So Snappy 10
In this order of operations (i.e., addition, subtraction, multiplication, division) worksheet, students solve 3 word problems demonstrating their understanding of the concept.
Curated OER
Arrays Hooray
Second graders write and solve story problems which involve whole numbers, using addition, subtraction, multiplication, or division. They solve multiplication problems by using strategies other than counting all. They interpret and solve...
Curated OER
Solve Story Problems: Sold! A Mathematics Adventure
Young mathematicians listen to the book Sold!: A Mathematics Adventure by Nathan Zimelman where they encounter ways to solve story problems. They then create and solve start unknown addition and subtraction equations. Resource builds in...
Curated OER
Math Lesson Plan : Finger Counting
Create a class of mathematics master. They practice addition to ten until they have mastered the skill. They use their hands to add numbers and eventually find the missing addend to make a sum of 10. They also subtract a single digit...
Curated OER
On the Trail of the Blue Crab
Third graders read the article "Blue Claw," discuss crab migration, and look at a map of the Hudson River. They complete a worksheet where they must use subtraction to determine the distance migrating crabs travel.Web links, article, and...
Curated OER
Addition and Subtraction, Multiplication and Division
Students must use their mathematical reasoning skills in order to make four math statements true by filling in the boxes with the correct digits. Addition, subtraction, multiplication, and division problems appear.
Curated OER
Word Problems
In this algebra worksheet, 9th graders are asked to rewrite word problems using algebraic equations in one variable. There are other links on this page.
Curated OER
Addition and Subtraction Practice
In this addition and subtraction worksheet, students solve 5 problems set up in horizontal form, then solve 5 word problems. All problems add or subtract using 4 digit numbers.
Curated OER
Care Homework #2
In this Care Homework worksheet, students solve a variety of multiple digit addition, subtraction, multiplication, and division problems that include fractions, decimals, and percentages. They demonstrate knowledge of geometric formulas...
Curated OER
Equal Shmequal by Virginia Kroll
Students read a book and complete exercises to explore the meaning of 'equals.' In this equal numbers lesson, students brainstorm the meaning of equals and read a story about the topic. Students use manipulatives to study balance and...
Curated OER
Math Mammoth End of the Year Test--Grade 1
In this first grade math assessment worksheet, 1st graders complete 22 math problems based on the topics that were taught in first grade. The topics include telling time, solving word problems and addition and subtraction computation...
Curated OER
Learning to Add and Subtract
Young learners practice addition and subtraction to solve problems. They use a webquest application to model how to solve math problems using pictures, words and numbers, and also practice using multiplication and division.