Worksheet
Curated OER

Add or Subtract the Numbers

For Students 1st - 2nd
In this addition and subtraction learning exercise, students solve 20 problems in which numbers from 1 to 10 are added or subtracted. Problems are presented in both vertical and horizontal format.
Worksheet
Curated OER

Hopping to Addition

For Students Pre-K - 1st
In this addition practice worksheet, students find the sum of 16 equations on the lily pads. In addition, students use the codes to answer the riddle at the bottom of the sheet.
Lesson Plan
Curated OER

Math Lesson Plan : Finger Counting

For Teachers 1st - 2nd
Create a class of mathematics master. They practice addition to ten until they have mastered the skill. They use their hands to add numbers and eventually find the missing addend to make a sum of 10. They also subtract a single digit...
Lesson Plan
Curated OER

Name Collections with Craft Sticks

For Teachers K
Groups of Kindergarten students count craft sticks in different groups and name how many they have. They complete simple addition to ten with the use of manipulatives.
Lesson Plan
Curated OER

Subtraction With Integers

For Teachers 6th - 8th
This thorough introduction to the concept of subtracting negative integers walk learners through the necessary steps using teacher modeling and guided practice. Number lines and various word problems are used to support understanding of...
Lesson Plan
Curated OER

Number Base Clocks

For Teachers 4th - 9th
Students investigate place value in base ten. In this number sense lesson plan, students participate in an online lesson plan at www.shodor.org/interactivate/activities/NumberBaseClocks and demonstrate how to convert numbers from base...
Worksheet
Curated OER

One and Tens Place Value

For Students 1st - 3rd
Counting is much easier when the objects are arranged in groups of 10! This place-value practice sheet helps young mathematicians grasp ones and tens place value through three exercises. First, they complete three missing addend...
Worksheet
Curated OER

Basic Math Addition of Decimals

For Students 2nd - 3rd
In this decimal addition worksheet, learners complete a set of 10 problems adding decimal numbers to the tenths place. Page has multiple links to additional resources.
Lesson Plan
Curated OER

Bears in a Box

For Teachers 1st
First graders count bears to predict missing addends. They analyze the missing addend sentence: 7 + ? = 10 and count up from 7 to 10 and check to see if there are 3 bears in the box.
Printables
Math Learning Center

Addition Strategies

For Teachers 2nd - 3rd Standards
Help young mathematicians refer to simple addition strategies with a set of math posters. The pages feature ways to remember how to add zero to a number, how to determine if a number is odd or even, and making fast tens.
Lesson Plan
Illustrative Mathematics

$20 Dot Map

For Teachers K - 2nd Standards
Challenge the addition skills of young learners with this open-ended math problem. The task is simple, get from start to finish by connecting a series of three numbers. The trick is that the sum of the numbers must be less than...
Lesson Plan
Illustrative Mathematics

Discounted Books

For Teachers 6th - 8th Standards
Adolescents love to shop, especially when an item is discounted. Here, shoppers only have a set amount of money to spend. Will they be able to make a purchase with the discount and tax added in? Percent discounts can be calculated...
Worksheet
DK Publishing

Learning 10 - Write the Number

For Students Pre-K - K Standards
Already covered numbers 0-9? It's time to focus on 10 with this set of exercises. First, youngsters trace the number 10 three times and try printing it a couple of times on their own. Next, they count five sets of bottles and write the...
Handout
Charleston School District

Volume of Composite Shapes

For Students 8th - 10th Standards
It's the parts that make the whole. Learners apply volume formulas to composite figures to find the total volume of the figure. Previous lessons in this series taught the methods for finding the volume and/or dimensions of...
Lesson Plan
Curated OER

Two-Digit Plus One-Digit Addition (A)

For Teachers 1st - 2nd
In this math worksheet, young scholars solve 100 problems in which 2 digits are added to one digit numbers. Example: 44 + 9. Problems are written in a vertical format and are closely spaced.
Worksheet
Curated OER

Adding One to Nine

For Students K - 1st
Give your students a chance to review their basic addition with these twenty-five problems. All problems include single digits, and some problems add up to ten. The problems are presented as column addition problems, making it an ideal...
Worksheet
Curated OER

Add Mixed Numbers With Like Denominators (E)

For Students 4th - 6th
For this adding mixed numbers practice worksheet, students solve 14 problems that require them to add mixed numbers that have like denominators.
Worksheet
Curated OER

Add Mixed Numbers With Like Denominators (I)

For Students 4th - 6th
In this adding mixed numbers practice worksheet, students solve 14 problems that require them to add mixed numbers that have like denominators.
Worksheet
Curated OER

Adding Mixed Numbers (6)

For Students 3rd - 5th
For this adding mixed numbers practice worksheet, students solve 10 problems that require them to add mixed numbers.
Worksheet
Curated OER

Add Mixed Numbers With Like Denominators (F)

For Students 4th - 6th
In this adding mixed numbers practice worksheet, learners solve 14 problems that require them to add mixed numbers that have like denominators.
Worksheet
Curated OER

Add Mixed Numbers With Like Denominators (I)

For Students 4th - 6th
In this adding mixed numbers practice worksheet, students solve 14 problems that require them to add mixed numbers that have like denominators.
Worksheet
Curated OER

Add Mixed Numbers With Like Denominators (F)

For Students 4th - 6th
In this adding mixed numbers practice worksheet, students solve 14 problems that require them to add mixed numbers that have like denominators.
Worksheet
Curated OER

Adding and Subtracting Mixed Numbers (1)

For Students 4th - 8th
In this adding and subtracting mixed numbers worksheet, students problem solve and calculate the answers to ten addition and subtraction equations.
Worksheet
Curated OER

Adding Mixed Numbers (9)

For Students 4th - 6th
In this adding mixed numbers practice worksheet, students solve 10 problems that require them to add mixed numbers.