Worksheet
Curated OER

Tricky Twenty Triangle

For Students 3rd - 5th
In this triangle number puzzle worksheet, students place the digits 1 - 9 in each box so that every side of a triangle add up to 20. They place number at each vertex with two digits between them.
Lesson Plan
Curated OER

I Am The Greatest

For Teachers 2nd - 6th
Students work with the place value of given digits. In this place value lesson plan, students use a deck of number cards to find the greatest number when they draw three cards from the deck. They arrange the the digit from greatest to...
Worksheet
Curated OER

Create and Solve

For Students 2nd
For this word problem worksheet, 2nd graders solve 6 math riddles. They use a hundreds chart as needed to start at a given number and add on to find the answer.
Worksheet
Curated OER

Elves Number Patterns B

For Students 2nd - 3rd
For this number patterns worksheet, students complete the 2 digit number patterns and then add up the total number of toys made by elves. Students complete 7 problems.
Lesson Plan
Alabama Learning Exchange

Yummy Apples!

For Teachers K - 2nd Standards
Young learners listen to a read aloud of Gail Gibbons book, Apples and the story A Red House With No Windows and No Doors. They compare characteristics of a number of kinds of apples, graph them and create a apple print picture. Learners...
Worksheet
Curated OER

Multiplying by 10

For Students 2nd - 3rd
In this multiplying by 10 learning exercise, youngters read about multiplying by 10 and review a 10's multiplication chart, then fill in the missing numbers in a multiply by 10 grid and complete multiplication problems.
Worksheet
Curated OER

Finding Missing Sums and Addends

For Students 3rd - 4th
In this sums/addends worksheet, students find missing sums and addends in a set of 20 problems. Problems add 1 and 2-digit numbers. Answers included on page 2.
Lesson Plan
Curated OER

Subtracting Two-Digit Numbers

For Teachers 2nd - 3rd
In this math worksheet, students solve three word problems involving subtraction. The first problem is guided. Students use the questions to solve the problem. Students solve two more problems without the guide questions.
Lesson Plan
Curated OER

Mental Math Blocks 3

For Teachers 4th - 5th
In this math worksheet, students solve eleven math problems. These include finding the missing digits of an addition problem and solving a word problem about picking up pieces of trash.
Worksheet
Curated OER

St. Patrick's Day Addition (Sums to 50 With No Regrouping)

For Students 1st - 2nd Standards
In this math worksheet, students solve 20 problems in which 2 digit numbers are added to 2 digit numbers with no regrouping. The page has a St. Patrick's Day theme.
Lesson Plan
Curated OER

Make a Match

For Teachers 2nd
Second graders examine the relationship between addition and subtraction. In this number sense instructional activity, 2nd graders practice their computation skills and use various strategies (including manipulatives...
Worksheet
Curated OER

Domino Trick

For Students 6th - 8th
In this domino trick activity, middle schoolers solve and complete six different problems using domino's. First, they think of a domino and count the number of pips on the left side of the domino. Then, students multiply this number by 5...
Lesson Plan
Curated OER

Adding Integers

For Teachers 6th - 7th
Students add integers using a number line. In this algebra lesson, students add one and two digit integers. They compare zero pairs and the addition of integers.
Worksheet
Curated OER

Addition and Subtraction Practice

For Students 3rd - 5th
In this addition and subtraction worksheet, students solve 5 problems set up in horizontal form, then solve 5 word problems. All problems add or subtract using 4 digit numbers.
Worksheet
Curated OER

Addition Exercises

For Students 1st
In this addition activity, 1st graders use the colored circles to help them add the single digit addition problems. Students solve nine addition problems.
Worksheet
Curated OER

Mental Arithmetic Sets 3 and 4

For Students 3rd
In this mental arithmetic worksheet, 3rd graders answer 20 short answer questions related to place value, addition, subtraction, and skip counting. 
Lesson Plan
Pennsylvania Department of Education

Adding and Subtracting Three-Digit Numbers by Jumping

For Teachers 2nd
Second graders use data to graph information and draw conclusions. In this lesson plan on data analysis, 2nd graders practice gathering, sorting, comparing, and graphing data. Students differentiate data that can and cannot change over...
Worksheet
Curated OER

Add 2-Digit Numbers in Different Ways

For Students 2nd - 3rd
In this solving addition word problems worksheet, learners use secret code cards and counters to problem solve. Students solve six problems.
Lesson Plan
Curated OER

Speeding By The Numbers

For Teachers 7th - 12th
Students determine speed by running or walking a given distance and dividing the distance by the time it took them to do so. They record their average speed and compare it with the speeds of other moving objects.
Unit Plan
2
2
EngageNY

Polynomial, Rational, and Radical Relationships

For Teachers 9th - 12th Standards
This assessment pair goes way beyond simple graphing, factoring and solving polynomial equations, really forcing learners to investigate the math ideas behind the calculations. Short and to-the-point questions build on one another,...
Lesson Plan
West Contra Costa Unified School District

Divisibility Rules Justified

For Teachers 6th - 8th
How do you know if a number is divisible? Instructors first prove the divisibility rules for three and four and then class members use this modeling to prove given divisibility rules for eight and nine either individually or in...
Worksheet
Curated OER

Addition and Subtraction, Multiplication and Division Review

For Students 3rd - 4th
Students must use their mathematical reasoning skills in order to make four math statements true by filling in the boxes with the correct digits. Addition, subtraction, multiplication, and division problems appear.
Worksheet
Curated OER

Revise Doubling and Halving

For Students 3rd - 4th
In this doubling and halving worksheet, students practice doubling 16 three-digit numbers, half 16 three-digit numbers and solve 8 additional division and multiplication math problems.
Lesson Plan
Curated OER

Fact Families

For Teachers K - 2nd
Students create "fact families" using digital pictures of their classmates and knowledge of basic math concepts (subtraction and addition) in this technology-based math lesson plan intended for use in the early-elementary classroom. A...