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West Contra Costa Unified School District
Adding Numbers
Support math instruction at home with a helpful reference sheet designed for parents. Three pages cover the subject of addition with written details and labeled pictures.
Curated OER
Vertical Three Digit Place Value Addition 1
In order to add 3 digit numbers together and understand place value learners add to find the standard form. THere are 40 problems in which the hundreds, tens, and units are added to find a sum. Note: This format may confuse some children...
Curated OER
Of Mice and Men Chapters 3 & 4 Vocabulary
Before your class reads chapters three and four in Of Mice and Men, have them complete this magic squares activity to review some vocabulary in the upcoming chapters. Twenty-five words are introduced, and learners identify the correct...
Curated OER
Number Line Mathematics
Students translate problem situations into diagrams, models, and numerals using whole numbers, fractions, mixed numbers, decimals, and percents. They identify that numbers in different forms are equivalent or not equivalent using whole...
Curated OER
Dragon Math
Young scholars engage in a lesson which provides a fun way to increase a student's ability to combine and separate numbers to form landmarks. They access a game online and play in pairs.
Curated OER
Number Blast Addition
A quick and easy way to get kids ready for math, is with a warm-up activity. Here, they are presented with a series of 10 numbers, as the slides progress they add each number together, resulting in a single answer. A wonderful warm-up,...
Curated OER
Add With No Regrouping
In this finding the sums worksheet, students add one digit-numbers plus two-digit numbers with no regrouping. Students solve 30 problems.
Curated OER
Two-Digit Addition Problems With Regrouping
In this math worksheet, students solve two-digit addition problems with regrouping. The worksheet includes a number line to help students solve the problems.
Curated OER
Add Two Digit Numbers - Vertical
In this problem solving activity, students add together 20 problems involving 2-digit whole numbers. Students record their answers underneath each problem.
Curated OER
Math and Music: Fibonacci Sequence
Students investigate the mathematical patterns of the Fibonacci Sequence. They determine how math is connected to music, specifically looking at music the uses the pattern sequence found in the Fibonacci Sequence.
Curated OER
Addition: up to 4 digit numbers
In this addition worksheet, students add numbers together that contain up to 4 digit numbers without regrouping. Students complete 16 problems.
Curated OER
Single Digit Addition #5
In this single digit addition worksheet, students complete a set of 18 problems, adding 2-single digit numbers together. A reference web site is given for additional activities.
Curated OER
Vertical 3 digit addition
In this vertical addition activity, students add one through three digit numbers together vertically. Students complete 40 problems.
Curated OER
Adding Mixed Numbers
In this mixed numbers worksheet, 6th graders solve 20 different problems that include adding mixed numbers. First, they determine the least common denominator in each problem. Then, students determine the equivalent fractions and add the...
Curated OER
Adding Three Digits
Second graders use cards to create 3-digit addition problems and add them together. For this addition lesson plan, 2nd graders add numbers with and without regrouping. Students use a deck of cards to play an addition game in pairs. A...
Math Salamanders Ltd.
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.
Curated OER
Fun Match Worksheet: Add 4-Digit and 3-Digit Numbers #2
In this addition worksheet, students solve a total of 15 problems, adding 3 and 4-digit numbers together. Problems are accompanied by pictures of "cute" animals.
Curated OER
Addition A
Learners solve twenty five addition problems involving a series of one digit numbers. This worksheet would be a quick and easy way to review this topic.
Math Centre
Fractions: Adding and Subtracting
Young mathematicians piece together the puzzle of fractions. Starting with the addition and subtraction of fractions with like denominators, this series of example problems and skills practice exercises transitions students...
EngageNY
Linear Transformations Review
Time for matrices and complex numbers to come together. Individuals use matrices to add and multiply complex numbers by a scalar. The instructional activity makes a strong connection between the operations and graphical transformations.
Virginia Department of Education
Integers: Addition and Subtraction
Young mathematicians construct their own understanding of integers with an inquiry-based math lesson. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as...
CK-12 Foundation
Expression Evaluation with Different Denominators: Adding Mixed Fractions of Water
An interactive challenges mathematicians to add mixed fractions with unlike denominators. Five questions—fill-in-the-blank and multiple-choice—build from one to the next leading the way to an open discussion about denominators and...
CK-12 Foundation
Vector Multiplied by a Scalar: Boat Race
Find the right number of vectors to get to the finish line. Using a boat race scenario, pupils add multiples of the same vector together. The scholars use scalar multiplication to speed up the boats in an exciting race to the finish.
Curated OER
Add Two-Digit Numbers
In this addition worksheet, students practice adding 6 2-digit mathematical problems. Students follow 3 steps to adding tens and ones together. Students trace 4 dotted numbers provided in 2 addition problems.