Lesson Plan
EngageNY

Some Potential Dangers When Solving Equations

For Students 9th - 10th Standards
Need a less abstract approach to introducing extraneous solutions? This is it! Young mathematicians explore properties used to solve equations and determine which operations maintain the same solutions. They...
Lesson Plan
Curated OER

Inuit Sculpture

For Teachers 4th - 8th
Kids in grade four through eight research Inuit artists and art styles. After a critical look at Inuit sculpture, they use those forms for inspiration as they create one of their own. They practice using the subtractive method of...
Worksheet
Curated OER

Worksheet #10

For Students 2nd
In this mathematics activity, 2nd graders solve various problems by either adding or subtracting when necessary two-digit terms. They use a number line at the top for help solving each.
Worksheet
Curated OER

Basic Subtraction Facts: Missing Blanks

For Students 1st - 2nd
In this math worksheet, students solve 20 subtraction problems in which there is a missing number in each. Students use the number line to fill in the missing number in each problem.
Worksheet
Curated OER

Substitution Formula

For Students 8th - 9th
In this substitution formula worksheet, learners solve 9 various types of problems related to applying the substitution formula. First, they use a number line to add or subtract negative integers. Then, students substitute numbers for...
Lesson Plan
Curated OER

A New Set of Numbers

For Teachers 6th
Sixth graders add and subtract positive and negative integers. In this integers math lesson, 6th graders review the number line as a class, with students representing the numbers and moving in a positive or negative direction to find...
Lesson Plan
Curated OER

Invitation To Integers

For Teachers 5th - 7th
Students find zero pairs and add integers using zero pairs and a number line. They generalize rules for adding integers. The class view approximately 10 minutes of video divided into three segments.
Worksheet
Curated OER

Mental Math Skills

For Students 2nd - 3rd
In this mental math activity, students use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
Worksheet
Curated OER

Two-Digit Addition Problems With Regrouping

For Students 1st - 2nd
In this math worksheet, students solve two-digit addition problems with regrouping. The worksheet includes a number line to help students solve the problems.
Worksheet
Curated OER

Adding Signed Numbers

For Students 8th - 10th
In this algebra worksheet, students add and subtract using negative integers that will make the equation a true statement. They graph their answers on a number line. There are 30 questions.
Worksheet
Curated OER

Math Center: Fishing

For Students 1st - 2nd
For this math worksheet, students reinforce addition and subtraction facts 0 to 12 by collaborating in a fishing game. Kids fish for numbers with a magnet and create a math sentence, flipping a coin to determine the operation used....
Worksheet
Curated OER

Number Stories: Ice Cream

For Students K - 2nd
In this number stories worksheet, students solve 3 problems that require them to subtract the number 4 using math counter pictures. A number line is provided
Worksheet
Curated OER

Mat 0024 Section 1.4: Signed Numbers and Decimals

For Students 7th - 10th
This activity has a little of everything. Compare fractions, determine if numbers are less than, greater than, or equal to. Then practice lining up the decimals to add and subtract decimal numbers. Then multiply decimals remembering to...
Lesson Plan
Curated OER

Translate Word Phrases and Sentences into Equations

For Teachers 8th - 11th Standards
Use this video to show your learners an example of how to translate word phrases into an equation to solve a real-world problem. The presenter begins with a review of how to use cross products to solve a proportion, including how to do...
Worksheet
Curated OER

Missing Values

For Students 5th - 6th
In this missing values worksheet, students solve and complete 3 various types of problems. First, they fill in the boxes on the number lines to show how to break addition and subtraction down. Then, students complete the missing values...
Lesson Plan
Curated OER

Subtracting Integers: Math, Physical Education, Dancing, Negative Numbers

For Teachers 6th - 8th
Students demonstrate their understanding of positive and negative integers by adding and subtracting. More importantly, students explain why a negative number, subtracted from a negative number, changes the operation.
Worksheet
Curated OER

Adding and Subtracting with Tenths

For Students 5th - 8th
In this adding with tenths worksheet, students add and subtract numbers whose decimals go to the tenths place. Students complete 10 problems total.
Lesson Plan
Curated OER

Number Sense

For Teachers 1st
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences lesson, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
Lesson Plan
Curated OER

Two Digit Addition with Regrouping

For Teachers 1st - 3rd
Students explore the concept of "regrouping." For this 2-digit addition with regrouping lesson, students create visual representations of combinations that equal ten using a tens frame. Students use manipulatives to represent the tens...
Worksheet
Curated OER

Linear Equations

For Students 9th - 11th
In this algebra worksheet, students solve linear equations and graph their answer. They add and subtract integers and compare them using a number line. There are 15 questions with an answer key.
Lesson Plan
National Security Agency

Borrowing from Our Neighbors

For Teachers 2nd - 4th Standards
Young mathematicians explore two-digit subtraction. They will investigate multiple ways to subtract numbers involving regrouping. Resources are provided.
Worksheet
Curated OER

Adding and Subtracting Integers

For Students 6th - 9th
In this integers instructional activity, students find the sum or difference of 30 problems. Students evaluate 6 expressions and substitute values for variables in 3 problems.
Worksheet
Curated OER

Multiplying Using The Lattice Method

For Students 4th - 5th
In this math worksheet, students use the lattice method to multiply larger numbers. They use the sample on page one to complete the eighteen problems.
Worksheet
Curated OER

Two Variable Inequalities

For Students 8th - 11th
In this algebra worksheet, students solve inequalities using addition, subtractions and multiplication. They graph the inequalities with shading. There are 2 questions.