Worksheet
Curated OER

Triangular Numbers

For Students 10th
For this geometry worksheet, 10th graders calculate the total triangular number, which-is equal to all the dots it takes to make a triangle. There are 8 different questions asking you to find the triangular number for different triangles.
Worksheet
Curated OER

Bye-Bye! Subtraction

For Students K
In this bye-bye subtraction learning exercise, students observe numbers and their corresponding shapes, take away two from each shape, and write the differences. Students solve three problems.
Worksheet
Raytheon

Line Up In Order

For Students 4th - 6th
In this fractions instructional activity, students make each of the 12 fractions a mixed number. Students also make four fractions into improper fractions. On the next pages, students write down six equivalent fractions for the given...
Lesson Plan
Curated OER

Break the Code!

For Teachers 7th
Seventh graders crack a code using binary numbers. In this technology lesson, 7th graders explain how binary codes can represent letters and numbers. They create their own code and exchange them with their classmates.
Worksheet
Curated OER

Addition and Subtraction 6

For Students 1st - 2nd
In this addition and subtraction instructional activity, learners use three one-digit numbers to create correct addition and subtraction number sentences. Students write six number sentences.
Lesson Plan
Curated OER

The Very Hungry Caterpillar - Teaching Shapes

For Teachers 1st - 2nd
Students identify two- and three-dimensional figures and associate them with real-world objects.  In this geometry lesson, students are read The Very Hungry Caterpillar by Eric Carle and complete several activities including a chart...
Worksheet
Curated OER

Investigation (Houghton Mifflin Math)

For Students 2nd - 3rd
In this number sense worksheet, students explore the Grand Canyon. Students are to find five facts about the Grand Canyon that contain a number greater than the number one thousand.
Worksheet
Curated OER

Find Three Partners

For Students 1st - 2nd
In this addition learning exercise, students solve 5 problems in which a picture is analyzed and a number sentence written to go with it. Students solve the addition problems. There will be three single digit numbers added in each problem.
Worksheet
Curated OER

Place Value Through Thousands Practice 1.4

For Students 3rd - 4th
In this place value worksheet, learners convert each number that is shown in pictures, expanded, or word form into standard form. Students also write the place of the underlined digit in a four-digit number and write its value.
Lesson Plan
TESCCC

Place Value to 999,999

For Teachers 2nd - 3rd
Master place value with a series of lessons that use math journals, manipulatives, and place value mats. Kids follow the instructions to represent numbers of all sizes with base ten blocks and recording sheets. 
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
Curated OER

Yummy Gummy Subtraction

For Teachers K - 3rd
Here is a quick 15 minute lesson intended to introduce subtraction. Learners count and subtract gummy bears to complete 5 problems. The lessons suggest that the gummy bears can be saved and used the next day, but gummy bears get gross...
Assessment
Mathed Up!

Place Value

For Students 3rd - 5th Standards
Prompt class members to find the value of various digits, and to write numbers in standard form and written form. Pupils also round multi-digit numbers to the nearest hundred and thousand.
Worksheet
Curated OER

Subtraction Word Problems #1

For Teachers 2nd - 3rd Standards
Practice subtraction skills and word problem strategies with your second graders. After reviewing the example at the top of the page, learners solve 14 word problems involving subtraction. A great way to practice mental math!
Lesson Plan
Curated OER

Lakota Numbers

For Teachers 9th - 11th
Young scholars count in Lakota Sioux numbers and solve math problems. In this algebra lesson, students count in a different language and use it to solve math problems. They work on their pronunciation and spelling as well as math skills...
Lesson Plan
Curated OER

Rooster's Off To See the World Number-Sense

For Teachers 1st - 2nd
Students recognize how numbers are used in number stories.  In this Rooster's Off To See the World lesson plan, students participate in the story. Students complete a number activity and work on the computer to illustrate a number...
Worksheet
Curated OER

Addition and Subtraction Up to Two-Digits

For Students 2nd - 3rd
In this finding the sums and differences instructional activity, students write the equations in the ones and tens columns and solve and also solve vertical problems with and without regrouping. Students solve 18 problems.
Worksheet
Curated OER

Expanded Form (G)

For Students 2nd - 4th
After reviewing how to write numbers in the expanded form, give learners the opportunity to practice their new skill. This learning exercise has 12 three-digit numbers for them to asess and compose in expanded form.
Handout
MLC

Decimals Worksheets

For Students 4th - 7th Standards
Make sure your students' understanding of fractions is on-point using this series of skills practice worksheets. Covering a variety of topics from basic place value and fraction/decimal conversion, to performing all four operations...
Worksheet
Curated OER

Partition into ThHTU (pg.1)

For Students 4th - 5th
In this place value activity, learners write the value of the underlined digit for 10 four digit numbers. Next, they write the expanded form for 5 four digit numbers using number words.
Worksheet
Curated OER

Year 6 Booster Pg. 9

For Students 3rd
In this mixed number sense worksheet, 3rd graders are asked to solve 4 problems using multiplication and write the missing digit in 4 numbers for 2 three digit addition problems.
Worksheet
Curated OER

Multiplying by 5

For Students 2nd
For this multiplying by 5 worksheet, 2nd graders solve 10 problems in which five is multiplied by a single digit number. Students also skip count by fives.
Worksheet
Curated OER

Money Riddle

For Students 3rd - 4th
In this addition worksheet, students solve 11 problems in which a mystery number is added to another two digit number with the sum always being 100. After completing the problems a mystery message will be revealed.
Lesson Plan
Curated OER

Multiplication by 7

For Teachers 3rd - 4th
In this multiplication worksheet, students first write the basic multiplication facts of 7. Students fill out a multiplication chart with the facts of 7; they are not in order. Students also solve 8 problems in which a two digit number...