Curated OER
Math Worksheet: Addition of Two Negative Numbers #2
In this online interactive adding negative numbers worksheet, students practice their math skills as they solve 15 problems that require them to add 2 negative numbers between -100 and 100. The answers may be typed in on the worksheet...
Curated OER
Math Worksheet: Addition of Two Negative Numbers
In this online interactive adding negative numbers worksheet, students practice their math skills as they solve 15 problems that require them to add 2 negative numbers between -100 and 100. The answers may be typed in on the worksheet...
Curated OER
Lesson Plan Positive and Negative Numbers- An Introduction with Addition and Money
Students discover the significance of positive and negative numbers when working with money. In this addition and money lesson, students connect positive and negative numbers to money, solve practical examples together, and practice the...
Curated OER
Number Lines and Whole Numbers
Use number lines to visually represent addition and subtraction equations. First, scholars complete an addition number sentence and represent the equation on a number line. Next, they examine a number line and write the corresponding...
Curated OER
Math Worksheet: Horizontal Mixed Addition and Subtraction with 1 Negative Number #2
In this online interactive horizontal addition and subtraction learning exercise, students practice their math skills as they solve 15 problems that require them to add or subtract with 1 negative number. The answers may be typed in on...
Curated OER
Subtracting Three Numbers
Second and third graders practice subtracting problems with one digit, two digit, and three digit numbers. They complete 80 subtraction problems.
Curated OER
Use Negative Numbers
In this problem solving learning exercise, students read and solve 6 story problems pertaining to borrowing and paying back money. Students use instead simple subtraction and addition. No answers will be negative numbers.
Curated OER
Positive and Negative Integers: A Card Game
Students play an integer card game similar to the game "Twenty-five." In this integer lesson plan, students use addition and subtraction cards to identify integers as positive or negative.
Curated OER
Fourth of July Addition and Subtraction
What is Thomas Jefferson signing? Focus on American history with this cross-curricular math puzzle. Learners utilize addition and subtraction skills to solve the mystery of the Fourth of July. All numbers are 3-digit, and there are no...
K-5 Math Teaching Resources
Blank Number Lines Template
It's no secret that number lines are one of the most useful tools for elementary math teachers. Offering a series of six separate number lines of differing scales, this versatile template can be used when teaching about anything from...
Curated OER
Math Bingo Card Maker 4
For this math bingo worksheet, students complete 25 problems including addition, subtraction, multiplication, and division with one digits and negative numbers. This is also a link to make more math bingo cards.
New Mexico State University
Number Rights
You do not have to be whole to be important. Individuals watch a video on the importance of rational numbers on the number line. Scholars use their knowledge to rename numbers on the number line as well as place rationals on a number...
Curated OER
Adding and Subtracting
Adding and subtracting 100 is a breeze once scholars understand the role place value plays in this math process. They examine four examples before adding 100 to 24 numbers and subtracting 100 from 24 more. If you haven't yet covered...
Curated OER
Addition Subtraction
In this sum and difference worksheet, students find the sum and difference of one digit numbers in word form and in number form. Students complete 11 problems total.
Curated OER
Cherries Still Positive, Lemons Still Negative
Third graders explore positive and negative integers. This follows a lesson entitled, Cherries Are Positive, Lemons Are Negative and uses Cherry heads and Lemon heads.
Curated OER
Number Line Game
Students understand number line concepts and the addition of positive and negative integers. In this number line lesson, students create and use a number line to play a game. Students will use different colored dice to represent positive...
Curated OER
Adding and Subtracting Integers Two
In this addition and subtraction worksheet, students add and subtract one and two digit numbers including negative numbers. Students complete 120 problems.
Curated OER
Arithmetic: Fractions
In this fractions instructional activity, students 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....
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Cherries Are Positive, Lemons Are Negative- Part 2
Third graders, in groups, subtract integers by following Cherries are Positive, Lemons are Negative. They discover the rules for subtracting integers by using cherry heads and lemon heads.
Curated OER
Crossmath Puzzles
In this addition and subtraction activity, students complete four puzzle squares. Students fill in the blanks to get the answers at the right side and at the bottom. Numbers may only be used once in each row or column.
Curated OER
Technology: Koo Koo for Clocks
Third graders design and make clocks compiling a materials list, creating adesign portfolio, and recording progress in a daily log. After making a full-size drawing of their clocks and with the assistance of high school technology...
Curated OER
Little Magic Squares
Students and teacher talk about arrays of numbers like the ones in A Square of Circles. They check to see that the rows all have the same sum; that the columns all have the same sum; and that the diagonals have the same sum.
Curated OER
Big Magic Squares
Students discover that magic squares are interesting objects in both mathematics proper and in recreational mathematics. So they are objects that students should have heard about and experienced.