Curated OER
Addition: Number Bonds to 100
In this addition worksheet, students fill in the missing addend for problems that add up to 100. Students complete 41 problems.
Curated OER
Missing Digit Operations
In this missing digit operations worksheet, students solve the problems by trying to figure out the missing digit. The 30 problems are a mixture of multiplication, division, subtraction, and addition.
Curated OER
Missing Digits Operations
In this missing digit operations worksheet, students solve the problems by figuring out the missing digit. The worksheet has 30 problems which are a combination of multiplication, division, subtraction, and addition.
Curated OER
Utah History & Geography
Fourth graders practice large digit addition. Students become familiar with column addition. Students develop knowledge of counties and county seats.
Curated OER
The Math Lesson 25
In this math skills learning exercise, students enhance their addition and subtraction skills by solving the 20 pages of double and triple digit equations.
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Math Lesson 12
In these math lessons worksheets, 1st graders practice their math skills of subtraction and addition by completing the 20 pages of equations.
Curated OER
Number in Statistics
Second graders add two and three digit numbers. They are taught how to calculate the mean and the midpoint. Students are shown how to calculate symmetrical set of numbers. They are shown a model adding the same to each increases the...
Curated OER
All About Money
Few topics engage young mathematicians as much as learning about money. Through a series of shared readings and hands-on activities, children explore the US currency system, learning how to count money and calculate change as they create...
Curated OER
Addition Strategies: Compensation
In this math worksheet, students learn the addition strategy of compensation: adding an easy number like 10, 20 or 30 and then subtracting a very small number like 1 or 2. Students solve 12 problems on the page.
EdHelper
Subtraction
In this subtraction instructional activity, 1st graders use the number line to help them find the missing number in the single digit subtraction equations. Students solve 25 problems.
Curated OER
Addition and Subtraction
In this addition and subtraction worksheet, students use the number line to help find the missing numbers for the 23 single and double digit problems.
EdHelper
Subtraction
For this subtraction instructional activity, students subtract the money amounts in double digits. Students subtract to solve 14 money problems.
Concord Consortium
Calculator Numbers
Know thy calculator. Young mathematicians use their calculators to answer a set of questions. They consider how the number of digits the calculator displays affects the answers to calculations. They then find examples of computations...
Curated OER
Math Lesson Plan : Finger Counting
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...
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
My Test Book: Addition and Subtraction
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding addition and subtraction of 2-digit numbers. Students may view the correct answers.
For the Teachers
$1 Math
Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...
Curated OER
A Fictional History of Place Value
Your class can explore standard and expanded notation, as well as computation with regrouping. They listen to a make-believe story about cavemen and the origin of numerals and place value. Then apply what they learned about renaming and...
Curated OER
The School Store
Students choose between the operations of addition or subtraction to solve a real life problem. In this addition and subtraction lesson, students make a chart of items sold in the school store. Students then work in teams to apply...
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Centipede's 100 Shoes
Students solve equations with the help of their teacher. In this simple equations lesson, students listen to the story Centipede's 100 Shoes by Tony Ross and use the scenarios given in the book as addition and subtraction problems....
Curated OER
Number Manipulation
In this number manipulation worksheet, students solve 4 different types of problems that include number manipulation. First, they use division, multiplication, addition, or subtraction to make each set of numbers into equations which...
Curated OER
Equal Additions
Learners explore the relationships between numbers through the use of "equal addition" and "equal subtraction." Through the use of number sense, they are able to computer addition and subtraction problems mentally. Individually,...
Curated OER
Number Sense
First graders practice rounding 4 digit numbers using place value concepts. In this estimating sums and differences lesson, 1st graders explore clustering, rounding, and front end estimation as methods for rounding decimals.
Curated OER
Year 6 Booster pg. 8
In this mixed practice math instructional activity, 3rd graders complete two problems by following directions to write 3 and 4 digit numbers and write the missing 2 digit numbers to complete 5 equations.