Illustrative Mathematics
Regrouping
What number does 6 tens and 16 ones represent? How is it different from or similar to the number that 7 tens and 6 ones represent? This is the type of questions learners are asked to solve as a way to understand the concept of regrouping.
K-5 Math Teaching Resources
2-Digit Addition Template
Learning two-digit addition isn't about memorizing steps, it's about understanding place value. Support the development of your class's number sense with these addition mats that help children break apart two-digit numbers into tens and...
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Subtraction with Regrouping
Use this handy presentation to clear up any confusion related to subtraction with regrouping. Each slide provides concrete examples of what occurs when one subtracts with regrouping. A full explanation and additional example problems...
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Regroup Tens or Ones
In this regrouping practice worksheet, students sharpen their problem solving skills as they use tables or models to solve 6 story problems that require them to regroup.
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Regroup Tens as Hundreds
In this regrouping tens as hundreds practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
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Regrouping Ten Ones for One Ten
Students explore regrouping. In this hands-on math place value instructional activity, students construct models using connecting cubes and place value mats to solve simple addition problems that require regrouping.
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Regroup Tens: Reteach
In this regroup tens worksheet, students review three steps to regroup numbers. Students then regroup 1 ten and write the tens and ones on the blanks for each problem.
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Regroup Tens: Homework
For this regrouping tens worksheet, students review how to regroup using tens to show numbers in another way. Students regroup 1 ten using beans, buttons, macaroni, or paper. Students then write the tens and ones for each example and...
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Deciding When to Regroup
In this regrouping worksheet, 2nd graders complete a chart by determining whether 5 subtraction problems need to be regrouped or not and writing the tens and ones on the lines provided for each one. Students study the first one done for...
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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...
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Subtracting With or Without Regrouping - Lesson & Worksheet
Second graders analyze subtraction problems. In this subtraction lesson plan, 2nd graders examine how to subtract numbers with and without regrouping. Students work in teams to complete board races. Assessment is provided.
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Exploring Regrouping
In this math worksheet, students regroup tens as ones. The worksheet shows groups of ten dots that students circle and then regroup as ten ones dots. They apply the regrouping method by regrouping two numbers.
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Deciding When to Regroup
In this addition worksheet, 2nd graders determine if they need to regroup or not in 3 word problems. Students circle their answers, yes or no, and write the tens and ones numbers in the blanks provided.
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Decide When to Regroup - Reteach
In this addition learning exercise, 3rd graders decide when to regroup in addition problems after reviewing the steps. They use a workmat and place value blocks as they complete 4 problems. They identify how many tens and ones there are...
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Subtracting With Regrouping
In this regrouping worksheet, 2nd graders practice subtracting tens from ones in 2 math problems. Students determine if each math problem needed to be regrouped or not.
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Place Value and Subtraction With Regrouping
In this place value and subtraction worksheet, learners place pennies in the chart and use them to put numbers in the correct place value and subtract. Students use the pennies as ones and use them in regrouping.
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Regroup Tens: English Learners
In this English Learners regrouping activity, students learn how to regroup numbers. Students write in the missing number for the regrouping problems.
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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.
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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.
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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...
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Adding Two-Digit Numbers
In this addition worksheet, 2nd graders add 6 two-digit numbers together, use tens and ones as models and circle yes or no if they needed to regroup.
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Regroup Ones as Tens: Reteach
In this regrouping numbers learning exercise, students review three steps to help them regroup numbers. Students then write the tens and ones for each set and then write the number.
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Regroup Ones as Tens: Practice
In this regrouping numbers activity, students learn to regroup numbers by writing the tens and ones for each number set and then writing the number. Students finish with one test prep question using regrouping.
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Popsicle Stick Regrouping Fun
Students demonstrate regrouping in subtraction. In this math computation lesson, students use popsicle sticks to practice the regrouping strategy. Students practice several examples of regrouping problems in small groups.