Curated OER
Lesson Design Protocol: Add and Subtract
Addition and subtraction are studied in this math lesson. Upper graders add and subtract whole numbers up to 1,000 with and without regrouping.
Curated OER
Subtract Mixed Numbers With Like Denominators (J)
Start by subtracting the whole numbers and then the fractions! Learners solve subtraction problems with like denominators (no regrouping required). Good, basic practice when it comes to fractions!
Onondaga Community College
Subtract Mixed Numbers without Renaming
Develop young mathematicians' fluency with subtracting mixed numbers using this collection of practice problems. Addressing the subtraction of mixed numbers with and without regrouping, this resource clearly models each process...
Curated OER
Add or Subtract Whole Numbers Up to 1000
Elementary schoolers solve practice problems on the board and are shown how to line up the numbers for addition. They solve various addition problems in small groups. Everyone continues the same process for solving subtraction problems.
Curated OER
Subtraction with Regrouping Lesson Plan
Learners explore regrouping while subtracting. In this subtraction lesson, pupils manipulate base 10 blocks to demonstrate regrouping. Multiple resources are provided.
National Security Agency
Borrowing from Our Neighbors
Young mathematicians explore two-digit subtraction. They will investigate multiple ways to subtract numbers involving regrouping. Resources are provided.
Raytheon
Adding and Subtracting Decimals
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
Curated OER
Two-Digit Subtraction With and Without Regrouping
Second graders subtract two-digit numbers. In this mathematics lesson, 2nd graders subtract both with and without regrouping. Students use manipulatives and place value mats to assist in problem solving.
Curated OER
Subtracting With the Hundreds Place And Regrouping
Learners solve math problems involving subtracting with regrouping. They practice the steps for subtracting in the hundreds place with regrouping, through teacher guided practice. Independently, pupils complete story problems involving...
Curated OER
Subtracting With or Without Regrouping - Lesson & Worksheet
Second graders analyze subtraction problems. In this subtraction lesson, 2nd graders examine how to subtract numbers with and without regrouping. Students work in teams to complete board races. Assessment is provided.
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
Whole Number Subtraction: Level 2
In this math instructional activity, students will subtract whole numbers in the tens with out borrowing/regrouping. There are a total of 12 problems.
Curated OER
Understanding Whole Numbers
In this understanding whole numbers worksheet, 4th graders use a computer program for instruction, then answer 16 problems about addition and subtraction.
Curated OER
Subtract Mixed Numbers With Like Denominators (A)
In this math worksheet, students subtract mixed numbers from mixed numbers. Each problem requires regrouping from the whole number prior to subtracting the fractions. All problems have like denominators.
Curated OER
Subtracting Whole Numbers
Second graders practice subtracting numbers by using a visual aide. In this number sense lesson, 2nd graders complete whole number subtraction problems by utilizing manipulative cubes to visualize the equation. Students...
Curated OER
Whole Number Subtraction: Level 6
In this subtraction learning exercise, students will subtract hundreds. Students will need to borrow from the tens and thousands to solve these 12 problems.
Curated OER
Subtracting From a Multiple of 10
In this subtraction worksheet, 2nd graders are instructed how to subtract two digit numbers from multiples of 10 by counting on. There are two pages with 10 problems on each page.
Curated OER
Pattern Puzzles
A short video introduces place value in addition and subtraction. As a class, your students identify all even numbers up to one hundred and explain the pattern. They use addition strategies to fill in the missing numbers on the number grid.
Curated OER
Math: Navigating the World Around Me
Young mathematicians research and discuss real world math word problems and ways in which they apply math concepts in their everyday lives. They create a storyboard of a math word problem from which they create a slide for a multi-media...
Curated OER
Subtraction of Mixed Numbers
Students subtract mixed numbers that require regrouping and have a difference less than fifty.
Helping with Math
Subtraction: 4-digit numbers
Twenty four subtraction problems are displayed on this printable activity. All of the problems involve taking a four-digit number away from a greater four-digit number. Regrouping is required in some cases. This nifty homework assignment...
Curated OER
Subtracting Decimals
In this subtracting decimals worksheet, learners solve 10 problems in which decimal numbers to the hundredths place are subtracted, sometimes with regrouping. The problems are already properly written with decimal points aligned.
Curated OER
Subtracting with Regrouping
Second graders explore math functions by completing a worksheet in class. In this subtraction lesson, 2nd graders identify the techniques used to assist in subtracting multi-digit numbers. Students complete a subtraction worksheet and...
Curated OER
Adding and Subtracting Decimals
Students practice adding and subtracting numbers with decimals. In this decimals lesson plan, students use grid paper and money to learn how to add and subtract decimals.