Curated OER
Number Bonds: 1-Digit Addition
In this 1-digit addition worksheet, learners fill in blanks and circles, making number bonds and solving addition problems, match numbers to make given sums and complete 2 number puzlzles.
Curated OER
Make a 10 to Add
In this early childhood addition and subtraction activity, learners solve 6 math story problems that require them to make a 10 to help them.
Curated OER
Addition and Subtraction Facts to 20 - Manipulative
Here is a good lesson that will allow your student to practice their addition and subtraction facts to 20. They practice facts using fact cards and practice strategies such as doubles strategies, and count to 10 strategies.
Curated OER
Place Value
Third graders review place value by arranging four numbers to make the highest number possible. They are shown a hundred flat. Students are asked to show another way of making 100 using base-ten blcoks. They are then shown a thousands...
Curated OER
Forty + Ten + Ten = Sixty
In this algebra worksheet, students are given a word problem dealing with cryptarithm and are asked to decipher it. There is one problem with an answer key.
Curated OER
Find the Sums (Under 100)
All of these sums are under 100: learners practice with three types of addition problems, each with two equations. First, they add a double-digit and single-digit number. Then, scholars add two double-digit numbers, one being a multiple...
Alabama Learning Exchange
Ice Fishing is for the Birds
Approach addition with young mathematicians in an engaging way through this penguin-inspired activity. In small groups, scholars think about times they have used addition in their real lives (there are some suggestions given), then watch...
Maths Blog
Make 20
There are quite a few ways to make the number 20 through addition. Learners fill in missing addends to reach the sum of 20 then answer additional related questions. This is a good resource because it has the class both add to 20 and...
DK Publishing
Real-Life Problems: Distance, Length, and More
Math just got real! Scholars solve seven word problems dealing with life applications for multiplication, division, and subtraction. They show their work in a designated space, and must include units in their answers. Learners will...
Exploratorium
Cheshire Cat
Divide your field of vision in two and see what happens when your two eyes behold two different scenes! This is a way to demonstrate to body-systems buffs how the two eyes usually blend pictures to create a three-dimensional view. This...
Lesson Plansos
Guided Reading Activities with Pizzazz
Get the most out of your guided reading lessons with this collection of literacy materials. Offering a system for using color-coded tags to mark pages while reading books, as well as an assortment of comprehension and grammar...
T. Trimpe
Atomic Basics
Get down to basics with these worksheets on the structure of atoms. Challenging young chemists to identify information from the periodic table and create Bohr diagrams and Lewis dot structures for different elements, this...
K-5 Math Teaching Resources
Large Dominos
You may not be able to set them up and topple them over, but this set of printable dominoes can be used in a number of ways to support children's learning. A great resource for any primary grade teacher.
Curated OER
Addition and Subtraction
In this addition and subtraction worksheet, students enhance their addition and subtraction skills by completing the 42 problems.
Curated OER
Thanksgiving Addition: Worksheet 10
Find the sum of the nineteen addition problems on this Thanksgiving-themed worksheet. Your class will practice adding two 2-digit numbers with regrouping. There is also one word problem to be solved.
Curated OER
Exercises: Counting by 10s
You've found six problems sure to help your class understand adding tens and hundreds. First they fill in a chart by adding 10s, then they make 100 in different ways. They then use a hundred chart to complete three different patterns,...
Curated OER
Number Line Snacks: Compare Numbers to 10
Kindergarteners put Cheerios or cheddar fish on two number lines (up to 10 each) and identify which number the snack pieces indicate. They compare numbers after eating a few of each snack, and get an introduction to addition and...
Curated OER
Ten Cards Game
In this cards game, students play a card game in three rounds. In the first round, the student's objective is to gather the largest sum of cards. For round two, students try to gather cards to equal a sum of 50. In the...
Curated OER
Adding Tens
Second graders explore and discuss adding 10 as they predict number patterns with the hundred chart. They work in pairs, groups choose a number, 1-9, and predict what happens if they add 10 to the number. Students make-a-ten strategy...
Curated OER
Using Tens Frames To Build Basic Facts of Five
Learners are introduced to the basic addition facts of five. Through modeling and instruction and the use of ten frames, they discover the various ways numbers can be added together to equal five. (4+1, 2+3, etc.) They repeat with facts...
Curated OER
Unit 11 Year 5
Apparently unit 11 covers a range of topics related to problem solving, addition, and subtraction. This complete unit presentation is intended for use over a series of days or weeks. It contains numerous visual aids to accompany lessons...
Illustrative Mathematics
Building toward fluency
Here is a great learning task that focuses on the development of areas in computational fluency including strategies in mental math. Young learners are guided through a list of addition expressions that help them visually understand the...
Curated OER
Multiplication Basics
A great resource gets kids to start thinking about multiplication in a developmental way while building strong number sense and operational skills. Each slide contains scattered counters, which are then put into neat rows (making...
Curated OER
Count How Many
How many now? Math beginners will benefit from this introduction to addition which doesn't even include addition symbols. They read number sentences in word form; however the numbers are in numeric form (for example, "1 and 2 more...