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...
Curated OER
Column Addition, 3-Digit and 4-Digit Numbers
Show scholars that if they can add two multi-digit numbers, they can add four! They complete 20 practice problems adding three and four-digit numbers. All the equations have four addends and include units. All numbers are whole numbers....
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.
Curated OER
Standard written method for addition of two 3-digit numbers (1)
For this addition worksheet, students learn how to add two 3-digit numbers. They then solve the 12 addition problems on the worksheet. The answers are on the last page.
Curated OER
Study Buddies: Adding Two-Digit Numbers
Some times a simple lesson plan is all you need. Here are 2 worksheets that can be used as a lesson plan on problem solving, addition, and partner work. The first worksheet has learners use a tens and ones charts to practice adding...
Curated OER
Mentally Add 3 Digit Numbers
In this addition worksheet, students are shown how to add two 3 digit numbers in your head mentally. There are 18 problems for the students to try to work in their head.
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.
Curated OER
Three-Digit Addition
Learners work with hundreds place value, create and manipulate three-digit addition problems, and add three-digit numbers.
Curated OER
Addition: one and two digit numbers
Learners add one and two digit numbers together with the help of a number line. There are 18 problems to complete.
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
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.
Curated OER
Study Buddies: Multiplying by Two-Digit Numbers
Learners solve a multiplication problem in which they must multiply two 2-digit numbers with the help of a "Coach". Pupils follow a step-by step process and notes are provided for the coach.
Curated OER
Three Digit 1
For this addition practice worksheet, 2nd graders add two and three digit numbers to solve twenty-five problems. Answers are included on the second page of this file.
Curated OER
Add Up to Four Two-Digit Numbers
The class practices adding two, three, and four two-digit numbers. They add the number sentences on the left, then draw a line to the correct answer on the right.
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
Comparing Shapes That Represent 3 Digit Numbers
Engage your kids visually in number comparison with this shapes activity. They examine 16 sets of shapes with the knowledge that each represents 100 units of that shape. Each set is paired with another, and scholars indicate whether or...
Curated OER
Column Addition Money Three-Digits 2
In this finding the sums of money problems activity, students add three-digit problems with decimals and regrouping. Students solve 20 problems.
Curated OER
Column Addition- 3 Digits, Sheet 6
In this addition worksheet, students complete a set of 12 problems, adding 2 and 3 digit numbers. Numbers must be arranged vertically and problems completed. A reference web site is given for additional activities.
Curated OER
Add and Subtract
Like the cubs in A Fair Bear to Share, your 2nd grade class will practice adding and subtracting double-digit numbers by grouping, regrouping, and sorting a collection of objects. This requires many resources, but it is well worth 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...
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
Add and Subtract within 1000
Solve these true equations; scholars examine three-digit addends, subtrahends, and minuends in these equations that are each missing one number. There is a list of possible answers to choose from, so decide whether or not you want to...
Curated OER
Three Plus Two Digit Addition 2
Hone those math skills with this three plus two digit addition worksheet. Learners work to solve 40 problems that require them to add two-digit to three digit numbers, some regrouping is required.
Curated OER
Add Three Single Digits
The focus of this lesson is practice. Included are 14 worksheets each containing 10 simple single digit problems, where 3 digits are added together to find a sum. Problems are presented in both horizontal and vertical fashion. Note: This...