Curated OER
Three Digit 1
In 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
Multiple Number Addition: 3-digit; 4 numbers (B)
In this adding multiple numbers worksheet, young scholars add four numbers and each one has three digits. Students solve 30 problems.
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.
West Contra Costa Unified School District
Multiplying Numbers
Provide families with the guidance needed to support their child's proficiency in multiplying numbers. Three pages offer detailed descriptions and labeled examples.
Curated OER
Investigating Square and Triangle Numbers
Fifth graders build increasingly larger squares and triangles using pattern blocks. They record the growth patterns on a chart and look for corresponding numerical patterns. Students describe the patterns they find and use them to...
Common Core, Inc.
Multi-Digit Whole Number Subtraction
A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...
One Billion
Math, Age 3-5
Jump start children's math education with this fun basic skills resource. Offering dozens of different touch-and-swipe activities with colorful graphics, this program is perfect for all young learners.
Curated OER
Odd Or Even Sums
Build strong number sense through pattern recognition. Learners investigate whether the sum of each problem will be odd or even if they add certain combinations of numbers together. They complete 12 problems, adding odd+odd, odd+even, or...
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.
Curated OER
Looking Through the Algebraic Lens
Students work with rectangles to find generalizations for adding and subtracting odd and even numbers in part one of the lesson plan. In part two, students use geoboards to construct polygons, look for patterns, and find a general rule.
Curated OER
Alice in Fractalland
Take your class on a field trip to Fractalland where they'll learn all about number and shape patterns. Based on Disney's movie Alice in Wonderland, this resource takes young mathematicians on an adventure as they explore patterns in...
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
Adding Two- and Three-Digit Numbers
In this addition learning exercise, 4th graders add together 13 two and three-digit numbers with two and three numbers in each addition math problem.
Curated OER
Three-Digit Plus Two-Digit Addition (B)
In this adding vertical numbers worksheet, learners find the sums for three-digit plus two-digit numbers with regrouping. Students add one hundred problems.
Curated OER
Whole Numbers
Student are assigned one of the sections on whole numbers. After reviewing the content, they teach their assigned sections to other class mates. They publish their findings on a PowerPoint slide show to use when they teach their section.
Curated OER
Adding Mixed Numbers (5)
In this finding the sums of mixed numbers with uncommon denominators worksheet, students convert the denominators to common denominators and add. Students solve 10 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.
Math Salamanders Ltd.
Column Addition Money 3 Digits Sheet 2
In this finding the sums of money problems worksheet, learners add three-digit problems with decimals and regrouping. Students solve 20 problems.
Curated OER
Math Addition Practice
When your math whizzes complain that adding two numbers is too easy, you know what to do! This addition worksheet features fifteen equations, each of which has three 2-digit addends. They are required to regroup as they complete these....
Curated OER
Using Numbers
In this math and language arts worksheet, students solve 5 -part math problems which are written in word form. These simple math problems need to have their answers expressed in word form as well. Example: Ten plus two, add fifteen, add...
Curated OER
Math Puzzle: Three Cubes
In this math puzzle: three cubes worksheet, 8th graders solve the puzzle by making cubes with 2 digit numerals on each side, then finding 3 ways for 3 sides to add up to 100, the answer is available online.
Math Salamanders Ltd.
Addition Up to 20, Sheet 3
This activity focuses on adding numbers to sums of 20. Pupils complete a set of 24 problems by adding numbers to 20. A number line and reference website are given for additional activities.
Curated OER
Adding Mixed Numbers
In this adding mixed numbers worksheet, students add mixed numbers with uncommon denominators. Students complete 9 problems total.
Curated OER
Whole Number Addition Level 8
In this math worksheet, students solve twelve whole number addition problems. Students add three-digit numbers by carrying to the tens.