Scholastic
Study Jams! + and - Without Regrouping
Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...
Scholastic
Study Jams! Subtraction with Regrouping
Learning how to regroup when subtracting numbers can be challenging and requires a solid understanding of place value. Walk your class through the steps with a clear and explicit presentation that addresses standard regrouping and...
Curated OER
Making Math More Fun
Trick young mathematicians into practicing their basic arithmetic with this extensive collection of fun math games. Whether you're teaching addition, subtraction, multiplication, division, place value, or even fractions, there is a...
Scholastic
Study Jams! Addition with Regrouping
Zoe needs to back up her music collection, but do her friends have enough space on their computers to help? Find out as you teach your class how to add two- and three-digit numbers with regrouping. Place value is emphasized as both the...
Elementary AMC
Earth Day Math
Take some time this Earth Day to nourish the growth of your young mathematicians with this series of task cards. Whether it's the four basic operations, place value, money, or elapsed time, these conservation-themed problems...
Teacher's Guide
Two-Digit Subtraction Without Regrouping
Youngsters are prompted to find the differences in two-digit numbers without regrouping. There are 15 equations to solve.
Math Salamanders Ltd.
Column Subtraction (No Regrouping) 3-digits Sheet 1
In this column subtraction activity, students subtract three-digit numbers from each other without regrouping. Students complete 15 subtraction 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
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.
Teacher's Guide
Two Digit Subtraction with Regrouping
Second and third graders are prompted to find the differences of two-digit equations with regrouping. Encourage your class to show their work using models or drawings.
Fraction Bars
Subtraction of Decimals
Here is a fabulous lesson on subtracting decimals with different numbers of decimal places. There are teacher-led activities for learners to engage in, including, modeling decimal subtraction through decimal squares, looking at place...
Curated OER
Dinosaur Math
Second graders practice vocabulary related to measurement, mathematics, and dinosaurs. Using the engaging topic of dinosaurs, learners will calculate various information about dinosaurs and use measurement vocabulary. They will also...
Math Salamanders Ltd.
Column Subtraction (No Regrouping) - 2 Digits Sheet 1
In this subtraction worksheet, students complete two-digit subtraction problems without regrouping. Students complete 12 subtraction problems.
Math Salamanders Ltd.
Column Subtraction - 5 Digits Sheet 4
Learners complete 15 problems by subtracting one 5-digit number from another. A reference website is given for additional activities.
Math Salamanders Ltd.
Column Subtraction - Money 4-Digits Sheet 1
Here is a column subtraction of money with four digits worksheet in which youngsters solve 12 problems without regrouping and eight problems with regrouping.
Math Salamanders Ltd.
Column Subtraction - Money 3-digits Sheet 1
Elementary schoolers subtract 3-digit numbers representing money from each other. They complete 20 subtraction problems with decimals and regrouping.
Noyce Foundation
Apple Farm Field Trip
Monitor the growth of young mathematicians with a comprehensive addition and subtraction assessment. Using the context of a class field trip to an apple orchard, this series of four story problems allows children to demonstrate their...
Curated OER
Subtracting With or Without Regrouping - Lesson & Worksheet
Second graders analyze subtraction problems. For 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.
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
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
Jump Rope Math
Students practice grade level math skills. In this math lesson, students solve math facts on index cards and collaboratively arrange them in numerical order on a jump rope. Correct order earns the team a chance to physically move towards...
Curated OER
Primary Understanding and Use of Place Value
Explore place value and regrouping with your class. They develop awareness of several ancient number systems and how they differ from the base ten system commonly used today. They play "Chip Trading" with partners to practice addition...
Math Salamanders Ltd.
Column Subtraction 6
In this finding the differences worksheet, learners read two-digit horizontally written problems, rewrite them in columns, and solve with regrouping. Students solve 12 problems.
Curated OER
Regrouping Ten Ones for One Ten
Students explore regrouping. In this hands-on math place value lesson, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.