Curated OER
Study Buddies: Adding Three-Digit Numbers
In this math worksheet, students will work with a coach to solve a story problem in which they must add three-digit numbers. Students will follow a step-by-step process and notes are provided for the coach.
DK Publishing
Addition with 3-Digit Numbers #1
Once your mathematicians can add two-digit numbers, it's time to bring on the three-digit addends. Here are 20 practice problems, each involving two whole-number addends. Learners do not need to regroup for any of these, and they have...
Math Salamanders Ltd.
Column Addition (No Carrying) 3 Digits Sheet 2
In this column addition worksheet, students add two- and three-digit numbers together without regrouping. They complete 15 addition problems.
Math Worksheets Land
Add and Subtract within 1000 - Independent Practice Worksheet
Give your mathematicians some practice with three-digit numbers as they complete these addition and subtraction problems. There are six vertically-formatted equations to start, then learners add to and subtract from eight numbers...
Curated OER
Addition: three digit numbers
In this addition worksheet, 3rd graders add three digit numbers to one and two digit numbers without regrouping. Students complete 40 problems.
Curated OER
Column Addition Money Three-Digits 2
In this finding the sums of money problems worksheet, students add three-digit problems with decimals and regrouping. Students solve 20 problems.
Curated OER
Adding Multiple Digits Practice Sheets A and B
In these two finding the sums worksheets, students add two-digit and three-digit numbers with regrouping and four-digit and five-digit numbers with regrouping. Students solve 39 problems.
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...
Curated OER
Add and Subtract within 1000
Here are some practice problems with adding and subtracting three-digit numbers. Scholars complete three addition problems and three subtraction problems. None of these involve carrying over or regrouping. There are only two numbers to...
Curated OER
Three-Digit Addition
In this finding the sums worksheet, students add three-digits plus three-digits with and without regrouping. Students solve 12 problems.
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
Three-Digit Plus Two-Digit Addition (A)
In this addition worksheet, students add three-digit numbers plus two-digit numbers with regrouping. Students solve one hundred problems.
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...
Curated OER
Three-Digit Plus Two-Digit Addition (B)
In this adding vertical numbers worksheet, students find the sums for three-digit plus two-digit numbers with regrouping. Students add one hundred problems.
Curated OER
Three-Digit Pus Two-Digit Addition (B)
In this adding three-digit plus two-digit numbers worksheet, students regroup to find the sums. Students solve one hundred problems.
Houghton Mifflin Harcourt
Multiply 3-Digit Numbers by 1-Digit Numbers - Reteach 21.5
Nice and neat, this handout explains in steps how to multiply a three-digit numeral by a single digit. Learners practice by finding the product in nine problems that follow. Perfect for homework when addressing Common Core math standards.
Curated OER
Multiplication: Three-Digits by One-Digit
For this finding the products worksheet, students review the steps and multiply three-digit numbers by one-digit numbers with regrouping. Students solve 12 problems.
Curated OER
Two-digit And Three-digit Numbers
In this math instructional activity students will add two and three digit numbers. Students will synthesize answers for 80 horizontal math problems with regrouping.
Curated OER
Study Buddies: Subtracting Three-Digit Numbers
In this math worksheet, students will work with a coach to solve a story problem in which they must subtract three-digit numbers. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Three-Digit Addition and Subtraction (A)
In this adding and subtracting three-digit numbers worksheet, students solve with mixed regrouping and no regrouping. Students solve 49 problems.
Curated OER
Three-Digit Addition and Subtraction (J)
In this mixed addition and subtraction worksheet, students add and subtract three-digit numbers with some regrouping. Student solve 49 problems.
Curated OER
Three-Digit Addition and Subtraction (K)
In this mixed addition and subtraction worksheet, students add and subtract three-digit numbers with some regrouping. Students solve 49 problems.
Curated OER
Adding Two- and Three-Digit Numbers
In this addition worksheet, 4th graders add together 13 two and three-digit numbers with two and three numbers in each addition math problem.
Curated OER
Column addition - 3 digits sheet 5
In this addition activity, students add two and three digit numbers together and convert them from horizontal to vertical problems. Students complete 12 addition problems with regrouping.