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Curated OER
Subtraction Facts
In this finding the differences worksheet, students subtract two from one-digit numbers and ten. Students solve 36 problems.
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A Borrower And A Lender Be
Second graders practice addition and subtraction in this fun, technology-based Mathematics lesson for the second grade classroom. The lesson includes resource links, video clips, interactive websites, and a section for pre-lesson...
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Study Buddies: Counting Back Tens and Ones
In this math worksheet, young scholars will work with a coach to solve a problem in which they must subtract by counting back by tens and ones. Students will follow a step-by-step process and notes are provided for the coach.
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Good Health
Learners complete a unit with cross-curricular activities to learn about a healthy body and maintaining their health. In this health lesson, students complete 8 lessons to learn about good health, a healthy diet, healthy foods, healthy...
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Make a Match
Second graders examine the relationship between addition and subtraction. In this number sense lesson, 2nd graders practice their computation skills and use various strategies (including manipulatives and calculators) to...
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A Frightening Mix of Math (D)
In this Halloween math worksheet, students solve 36 problems in which two or three digit numbers are added or subtracted. There will be borrowing and carrying on this Halloween themed page that has monster graphics.
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Math is Everywhere!
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.
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Shopping
Students demonstrate how to count money through a simulated shopping experience. In this consumer math lesson, students read the book Just Shopping With Mom and count play money to illustrate how much the items in the book cost.
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Relationship Between Addition and Subtraction
Learners are taught how to add and subtract and use number sense to solve basic math problems. In this addition and subtraction lesson, students are being taught using theories from different philosophers in education. They are given a...
Open Text Book Store
Arithmetic for College Students: Worksheets
Loaded with concepts ranging from multiplying decimals to converting units to solving problems using the order of operations, a thorough practice packet is perfect for a fifth or sixth grade math classroom.
Barnstable Public Schools
Math Relay Races
A plethora of activities make up a cross curricular choice page filled with math games—relay races, dice, and crossword puzzles—a survey challenge equipped with data organization, graphing, a quicksand recipe, Hula-Hoop activity to...
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The Weight of Primates
Second graders practice their problem solving skills. In this addition and subtraction skills instructional activity, 2nd graders solve word problems that require them to find differences and sums. This instructional activity features...
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Keeping Track of Our Money
Second graders complete activities to learn how to manage money. In this managing money lesson, 2nd graders read the book How the Second Grade Got $8,205.50 to Visit the Statue of Liberty and complete two related worksheets.
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Goldfish Subtraction
Students manipulate Goldfish crackers to explore subtraction and number sentences.
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Domino Trick
In this domino trick worksheet, students solve and complete six different problems using domino's. First, they think of a domino and count the number of pips on the left side of the domino. Then, students multiply this number by 5 and...
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Subtraction Practice
For this subtraction worksheet, students complete a set of 12 problems, subtracting 1 and 2-digit numbers. A reference web site is given for additional activities.
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Water Bucket Relay
Third graders, in teams, play a subtraction game called Water Bucket Relay.
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Dinosaur Math
Students read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems. In this dinosaur math lesson, students write a math story to go with the dinosaur story. Students discuss the needed strategies. Students...
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The Number System
Students explore how to multiply and divide by 10, 100, and 1000. In this computation instructional activity, students participate in an online activity using the interactive whiteboard. Students generate sums by using dice.
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Mental Math Blocks 3
In this math worksheet, young scholars solve eleven math problems. These include finding the missing digits of an addition problem and solving a word problem about picking up pieces of trash.
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The Ditionary Trick
In this secondary mathematics activity, high schoolers investigate a riddle involving the use of the dictionary and subtraction of three digit numbers. The one page activity contains one problems with an explanation of why the...
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One of Einstein's Favorite Puzzles
In this algebra worksheet, students are given a word problem and asked to find the number that someone wrote down without telling the other person. They follow specific algebraic steps to arrive at their solution. There is an...
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Calculating with Significant Digits
In this significant digits worksheet, students are given the rules to finding significant digits when adding, subtracting, multiplying and dividing. Students solve ten problems and express their answers with the proper number of...
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The Take-Awar Bar 1
Students use an Internet tool, "The Take-Away Bar" to solve subtraction problems by breaking them into parts. They write and solve comparison problems. Students make sensible estimates and check the reasonableness of answers. They use...