Curated OER
Missing addend - sums with 8 and 9
In this missing addend worksheet, 2nd graders are given the sums of 8 or 9 and they have to write the missing addends to the addition problem given to them represented by cubes. Students complete 16 problems.
Curated OER
Sums of 8 and 9
In this addition worksheet, students solve a total of 25 problems using 1-digit numbers with sums of 8 or 9. regrouping. A website reference for additional resources is given.
Curated OER
Missing Addends-Sums with 8 and 9
In this missing addend worksheet, students fill in one missing addend in a problem in order to arrive at a given sum. All sums equal either 8 or 9. Worksheet has a reference web site for additional activities.
Curated OER
Missing Addend Sums With 8 and 9
In this addition activity, students complete problems with sums of eight and nie. students solve 12 problems, solving for the missing addend in each.
Curated OER
Using 10 to Add 7, 8, and 9
In this adding worksheet, students learn to make a ten when adding the numbers 7, 8,or 9. After looking at the examples, students solve 10 problems with addition facts.
EngageNY
Divisibility Tests for 3 and 9
Who knew the sum of a number's digits gives such interesting information? The 18th installment of a 21-part module has scholars investigate division by three and nine. After looking at several examples, they develop divisibility tests...
Curated OER
A Sum of Functions
Collaborative learners will see the geometric addition of functions by graphing the sum of two graphed curves on the same coordinate plane. This task then naturally flows into giving learners the algebraic representation of the curves...
Education Development Center
Sum of Rational and Irrational is Irrational
Sometimes the indirect path is best. Scholars determine whether the sum of a rational number and an irrational number is irrational. Reading a transcript of a conversation between classmates leads to an indirect proof of this concept.
Curated OER
Adding Multiple Digits Practice Sheets A and B
In these two finding the sums worksheets, students add two-digit and three-digit numbers with regrouping and four-digit and five-digit numbers with regrouping. Students solve 39 problems.
Curated OER
The Old Man and the Sea: Magic Squares
Review the vocabulary from Ernest Hemingway's The Old Man and the Sea with a magic squares activity. To find the magic number, readers match the numbers on a grid with the words and definitions from the novel.
Curated OER
Missing Addends: Sums With 8 and 9
In this missing addends learning exercise, students fill in missing factors in addition problems. All problems have sums of 8 or 9. A reference web site is given for additional activities.
EngageNY
Sums and Differences of Decimals
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson plan in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...
Math Worksheets Land
Add and Subtract Multi-Digit Whole Numbers
Help young mathematicians see the value in addition and subtraction. Offering one addition and one subtraction problem, this worksheet walks students step-by-step through the solutions of each, starting in the ones place and working...
Curated OER
Of Mice and Men Chapters 3 & 4 Vocabulary
Before your class reads chapters three and four in Of Mice and Men, have them complete this magic squares activity to review some vocabulary in the upcoming chapters. Twenty-five words are introduced, and learners identify the correct...
California Department of Education
Evaluating Web Sites
If it's on the Internet, it must be true—right? How can someone tell if a website contains less-than-truthful information? Savvy surfers evaluate sources in the fifth of a six-part college and career readiness instructional activity...
Geometry Accelerated
Accelerated Geometry Review Sheet
Your geometry learners use their knowledge of various geometric concepts to write proofs. Starting with givens containing parallel line segments with transversals and triangles and quadrilaterals, and the mid-point and distance formulas;...
Curated OER
Making 10 to Add 7, 8, and 9
In this math worksheet, young scholars solve addition problems with 7, 8 and 9 by using a ten-frame and counters. Students follow the detailed directions for addition on the page. There are also 5 activities to do with a study buddy.
Curated OER
Add and Subtract within 1000
Here are some practice problems with adding and subtracting three-digit numbers. Scholars complete three addition problems and three subtraction problems. None of these involve carrying over or regrouping. There are only two numbers to...
Kuta Software
Polygons and Angles
Get out those protractors! Geometers measure interior and exterior angles of 10 polygons, including a 24-gon. They also calculate the interior angle sum of the polygons.
McGraw Hill
Adding and Subtracting Radicals
Help remove some of the confusion surrounding the addition and subtraction of radical numbers with this set skills practice problems. Taken straight from the pages of a math text book, this resource provides learners with...
Collaborative Learning Project
Four in a Row Addition and Subtraction
Scroll down to find four fun addition and subtraction partner game boards, complete with endless opportunities for practice with numbers 0-38. Kids choose numbers from a number box and, depending on the game, either find the sum or the...
Curated OER
Arithmetic with Positive and Negative Numbers
In this arithmetic with positive and negative numbers worksheet, students 5 multi-step problems. Students find the sum of positive and negative integers. Students practive multiplying and dividing positive and negative...
Math Worksheets Land
Unknown Numbers in Sums and Differences
You've hit the word problem jackpot with this set of 10 addition and subtraction scenarios! For each, learners have to find a missing number. Sometimes it is the sum or difference, and for others, an addend or minuend. For each, there is...
Curated OER
Adding and Subtracting Integers: The Symbols + and -
This worksheet begins with an explanation of how to add and subtract positive and negative integers. Learners solve and complete 20 different problems that include these types of problems. First, they fill in each blank with the correct...