Open Text Book Store
Arithmetic for College Students: Worksheets
Loaded with concepts ranging from multiplying decimals to converting units to solving problems using the order of operations, a thorough practice packet is perfect for a fifth or sixth grade math classroom.
Curated OER
Two-Digit Plus One-Digit Addition (A)
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.
Curated OER
Magic Number Squares
How do you find the magic number in this puzzle? First, learners have to find the Spanish vocabulary word for each English word listed. Each Spanish word has a number associated with it, and when the numbers from each row are added, the...
Curated OER
Magic Number Squares: Clothing
Develop vocabulary and have fun! Magic Number Squares are a great way to get your kids engaged. They review basic clothing related vocabulary and find the sum of each row and column. This number should be the same!
Curated OER
Magic Number Squares
Looking for a fun way to review verb conjugations? You've found the perfect resource! Kids love games, and these magic number squares will surely engage them. Consider having a classroom race to see who can find the correct answers first!
Curated OER
Adding Ten
In this addition activity, students solve 20 problems in which the number 10 is added to a single digit number. There are no examples.
Curated OER
Adding Ten
In this addition activity, 1st graders practice adding 10 to single digit numbers to find the sums in 14 horizontal problems. They work on a page that is decorated with a clip art bunny and duck.
Curated OER
Adding Ten
In this addition activity, students practice adding 10 to single digit numbers to find the sums in 14 horizontal problems. They work on a page that is decorated with a photographs of a duck and a bird.
Curated OER
Adding 1 to a Single Digit
In this adding one instructional activity, students solve 10 problems in which the number one is added to a single digit number from 1 to 5.
Curated OER
Adding and Subtracting Like Fractions (1)
In this adding and subtracting like fractions instructional activity, students problem solve and calculate the answers to ten equations involving like fractions.
Curated OER
Study Buddies: Adding and Subtracting Decimals
In this math worksheet, students will work with a coach to add and subtract numbers with decimals to the hundredths. Students will follow a step-by-step process and notes are provided for the coach.
Curated OER
Add Groups of Ten
In this addition worksheet, learners add groups of tens and their remainders to determine the missing addends in the pairs of 2-digit problems and then find the sums. Students solve nine problems.
Curated OER
Write a Number Sentence
In this number sentences practice worksheet, learners sharpen their problem solving skills as they solve 6 story problems by writing accurate number sentences.
Curated OER
Using 10 to Add 7, 8, and 9
In this adding worksheet, students learn to make a ten when adding the numbers 7, 8,or 9. After looking at the examples, students solve 10 problems with addition facts.
Curated OER
One and Tens Place Value
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...
Curated OER
Add Up to Four Two-Digit Numbers
The class practices adding two, three, and four two-digit numbers. They add the number sentences on the left, then draw a line to the correct answer on the right.
Curated OER
Adding with Different Numbers of Digits
Expand addition concepts by challenging your pupils with these multi-digit addends. They add up numbers with up to seven digits, regrouping where needed. The first six are written vertically and the next two are horizontal. Make...
Curated OER
Adding and Subtracting Mixed Numbers (1)
In this adding and subtracting mixed numbers worksheet, students problem solve and calculate the answers to ten addition and subtraction equations.
Curated OER
Addition Using 10
In this addition facts practice activity, students use their math skills to solve 100 problems that require them to add the number 10 to 1 and 2 digit numbers.
Curated OER
Counting Practice up to Ten
For this early addition practice worksheet, students use their counting skills to solve 5 problems that require them to count math counters in boxes adding them together.
K-5 Math Teaching Resources
Adding Mixed Numbers (Unlike Denominators)
Mix things things up in your elementary math class with a series of problem-solving exercises. Presented with a series of mixed number word problems, young mathematicians are asked to solve them by using either visual fraction...
Illustrative Mathematics
1.OA, NBT, The Very Hungry Caterpillar
First graders are exposed to addition of three whole numbers in a math activity centered around Eric Carle's, The Very Hungry Caterpillar. As the teacher reads, young mathematicians use counters and ten-frames to symbolize the number of...
Curated OER
Prefixes "en-", "ex-" Worksheet
Learners attach the prefix "en-" to three root words, defining the meaning of each word and its new meaning when the prefix is added. They then repeat the process for the prefix "ex-." Definitions for both prefixes are provided,...
Curriculum Corner
Fraction Brochures
Make fractions fun and interesting by using a brochure form. Young mathematicians practice and gain a better understanding of how to add and subtract fractions, simplify fractions, and find LCD (least common denominator). The resources...