Curated OER
Add and Subtract within 20 - Guided Lesson Explanation
Provide second graders with an explanation for how to find the total value of numbers written in a series of boxes.. The resource provides answers and explanations for problems on a referenced activity that is not included.
Curated OER
Subtraction Relay
Students play a team subtraction game, subtracting two-digit numbers and using addition to check their subtraction. They solve subtraction problems at the board while the team solves the same problem in their seats.
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
Add and Subtract Whole Hundreds
In this addition and subtraction activity, students add and subtract whole hundred numbers. Students complete 5 problems on this activity.
Curated OER
Number Tick Tack Toe:
Students practice basic addition and subtration facts to twelve and use thinking skills to win at tick tack toe.
Curated OER
Sum Problem
In this algebra worksheet, students solve linear equations by playing a sodoku like game on a 9x9 grid containing 81 integers. They find their answers through addition and summation.
Curated OER
Multiplying Whole Numbers
For this multiplication of whole numbers worksheet, students follow step by step directions to multiply two pairs of numbers without using a calculator.
Curated OER
Race to 50/100
Second graders practice utilizing multiple tens frames and dice to race to fifty or one hundred. They calculate tens and ones to find out how many counters they have on their grid and how many more they need to get to fifty or one...
Curated OER
Counting Money
Students read, write, and identify different coin combinations and use this information in real-world situations.
Curated OER
Arithmetic: Revision
Students practice with a variety of simple equations involving addition, subtraction, multiplication and division. Explanation is followed by each block of equations given to solve. They are set loose to complete additional equations for...
Curated OER
Wedded Bliss
In this Algebra I worksheet, 9th graders solve a cryptogram involving addition. The one page worksheet contains one question. Solutions are included.
Curated OER
Subtracting Greater Numbers
In this subtracting greater numbers worksheet, pupils, with a partner, problem solve and calculate the answers to six addition equations.
Curated OER
Place Value Practice (Tenths)
Students practice strategies solving problems with basic facts, framework, domain and early additive part-whole. They recall the compatible numbers to ten, solve problems with small numbers using a part-whole strategy and recall ten and...
Education World
Counting with Marshmallows and Licorice
Here's a tasty lesson on place value! Learners practice counting by ones and tens using mini-marshmallows and licorice sticks. They count and add the mini-marshmallows, and use the licorice sticks to represents tens.
Curated OER
Place Value Lessons
Students can learn about place value using interesting lessons, activities, and games.
KenKen Puzzle
KenKen® Puzzle
Think inside the box with KenKen® puzzles to provide some problem solving practice. These puzzles are similar to Sudoku, but require computation inside designated boxes. There are multiple puzzles with a range of difficulties to...
Raytheon
Adding and Subtracting Decimals
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
Curated OER
A Great Beginning
Check out this detailed resource for some beginning of the year activities. After examining examples, class members uses the computer lab to create a personal brochure enhanced with clip art or photos to introduce themselves to the...
Houghton Mifflin Harcourt
Unit 4 Math Vocabulary Cards (Grade 3)
Bring a set of 19 math vocabulary cards to your third grade math class. Each sheet contains two cards. The top half has the vocabulary word printed in bold text, while the bottom half has the definition of the word. Card topics...
Curated OER
A Great Beginning
Young scholars create tri-fold biographical brochures. Each of the sections of the brochure refers to either the past, present or future of the student. They use the back of the brochure to list ways to be successful in high school and...
Curated OER
Grade 3: Make a Hundred
Third graders roll a die seven times, each time determining whether to add that number of tens or that number of ones to try to make a sum as close to 100 as possible without going over.
Curated OER
Critical Thinking - Week 11
In this critical thinking worksheet, students complete problems which require abstract reasoning and logic. They complete logic puzzles involving sums of an array, finding the maximum number of integers under given conditions, and card...
Curated OER
Popsicle Stick Regrouping Fun
Students demonstrate regrouping in subtraction. In this math computation lesson, students use popsicle sticks to practice the regrouping strategy. Students practice several examples of regrouping problems in small groups.
Curated OER
Hands On Math Lessons with Technology
Students explore a variety of math concepts. In this integrating technology lesson, students visit online webtools such as Max's Math Adventure, I Know That Math, Hands on Banking, and more. A description of each website is provided.