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...

Students read, write, and identify different coin combinations and use this information in real-world situations.

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...

In this Algebra I worksheet, 9th graders solve a cryptogram involving addition. The one page worksheet contains one question. Solutions are included.  

In this subtracting greater numbers worksheet, learners, with a partner, problem solve and calculate the answers to six addition equations.

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...

For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.

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...

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...

Students 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 reach...

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.

In this critical thinking worksheet, learners 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...

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.

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.

Download these worksheets to sharpen your addition skills. Sheets focus on single and multi-digit addition, addition table, column addition, and adding doubles of numbers.

Explains how to add three-digit numbers by focusing on each column of digits as you add.

Step-by-step tutorial showing how to add 3-digit numbers in place value columns with and without regrouping. CCSS.Math.Content.3.NBT.A.2 Fluently add and subtract within 1000

Simple instruction on how to perform addition of two- and three-digit numbers using columns. View animated examples and follow links to column addition worksheets.

Students add two-digit numbers with these interactive flashcards. The resource demonstrates how to carry a "1" in the tens or hundreds column.

Explains how to add two-digit numbers by focusing on each column of digits as you add, rather than the entire numbers.

A brief lesson on subtracting from three-digit numbers that includes detailed examples, rules, and further explanation of borrowing.

Learn how to add double-digit numbers in this lesson complete with examples, rules, and vocabulary.

A step-by-step tutorial showing how to add 2-digit numbers in place value columns without regrouping. Includes exercises to try. CCSS.Math.Content.3.NBT.A.2 Fluently add and subtract within 1000