Curated OER
Addition and Subtraction of Rational Expressions
In this rational expression worksheet, students add and subtract fractional expressions. They completely factor the numerator and denominator. Explanations and examples are provided at the beginning of the document. This two-page...
Curated OER
Accentuate the Positive!
Students participate in an interactive online activity about adding, subtracting, multiplying, and dividing positive and negative integers. Students look at sample problems through out the activity and have the opportunity to complete ...
Curated OER
Adding and Subtracting Integers
In this online interactive integers worksheet, 4th graders solve 8 addition and subtraction integer math problems and problem solve 6 integers problems involving numbers from -20 to 20. Students check their answers online when done with...
Curated OER
Arithmetic: Fractions
For this fractions instructional activity, learners add positive and negative fractions with unlike denominators. They compute a fractional part of a number. This six-page instructional activity contains approximately 20 problems....
Curated OER
The Cross Number Problem
In this algebra worksheet, students complete a cross word puzzle using numbers instead of words. Every number between 1 and 9 can only be used once. There is an answer key with this problem.
Curated OER
Number and Consecutive Integer Problems
In this word problem learning exercise, student solve 32 number and consecutive integer problems. Learners use variables and algebraic reasoning to solve each problem.
Curated OER
Product + 1: Integers
In this integers activity, high schoolers solve 1 word problem using proof. Students prove their hypothesis of the result of multiplying four consecutive positive integers and adding one to the product.
Curated OER
Problem Solving Process: One-To-One Correspondence
First graders observe and demonstrate a variety of problem solving strategies to solve problems involving one-to-one correspondence and whole numbers to 100. They discuss the steps of the problem solving process, and solve a word...
Curated OER
Addition and Subtraction Word Problems
Approach word problems using these straightforward addition and subtraction practice scenarios. Learners choose answers from a list, recording the corresponding letter next to each problem. Ten questions involve basic addition and...
Curated OER
Adding Fractions
In this adding fractions worksheet, students add fractions that contain one digit numbers and reduce them to their smallest terms. Students complete 18 problems.
Curated OER
Add 29, 39, 49 To Any 2-Digit Number
In this addition worksheet, students solve 18 problems in which the number 29, 39, or 49 is added to a two digit number. There are no hints or examples. Problems are in horizontal format for mental math.
Curated OER
Math Practice Series Worksheet #3
In this mathematics activity, 1st graders solve numerous addition problems by adding single and two-digit numbers to each other. There are 36 problems to solve on the sheet.
Curated OER
Adding and Subtracting with Negative Integers
Students add and subtract using negative integers. In this negative integers lesson plan, students listen to examples provided by the teacher and then complete problems where they add and subtract negative integers.
Curated OER
Number Patterns/ Odd and Even
Students investigate the relationship between odd and even numbers. In this odd and even relationship lesson, students draw pictures to help increase understanding.
Curated OER
Adding Fractions
In this fractions learning exercise, students learn how to add 2 fractions together. They first read an explanation of how to solve these problems, which includes example problems. Students then solve the 6 fraction addition problems in...
Curated OER
Add Mixed Numbers With Like Denominators (D)
In this fraction addition worksheet, 5th graders add the whole numbers and then the fractions with like denominators. Students add to solve 16 problems.
Curated OER
Christmas Tree Math Puzzle
In this Christmas math puzzle worksheet, students place the numbers 1, 2, 3, 4, and 5 in the bottom row of ornaments on the Christmas tree. They complete the next layers by adding two numbers below each ornament. They determine which...
Curated OER
Addition: Two Digit Mental Addition
In this 2-digit addition worksheet, students learn how to solve 2-digit math problems in their heads instead of on paper. They then solve the 20 problems on the worksheet. The answers are on the last page.
Curated OER
Adding Worksheet
In this addition worksheet, students add one digit numbers up to 3 based on the book The Cat in the Hat. Students complete 10 problems.
Curated OER
Number Stories: Apples
In this number stories worksheet, students solve 3 problems that each require them to draw 4 more apples in addition to the apples already shown in each box. Students then use their counting skills to identify the total number of apples...
Curated OER
Investigation - Who is Right?
Third graders investigate two mathematic scenarios and determine which is correct. They compare adding columns and places (such as the tens place, hundreds place, and so on) and familiarize themselves with how to add larger numbers.
Curated OER
Investigation-Reasoning and Proof
Third graders determine the outcome of each of the following situations and justify their findings: even number + even number = ?, even number + odd number = ?, odd number + odd number = ?, and odd number + even number = ?.
Math Centre UK
Fractions
Reinforce fraction instruction with an informative worksheet equipped to provide independent practice, as well as guidance and modeling. Support is provided to boost proficiency in finding equivalent fractions, and adding,...
EngageNY
Decimal Expansions of Fractions, Part 1
Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the size...