Curated OER
Addition and Subtraction
Students complete addition and subtraction activities. In this addition and subtraction lesson, students write a sum with missing numbers or symbols and use parts of their bodies to show the missing symbol or number. Students guess...
Curated OER
Subtracting Greater Numbers
For this subtracting greater numbers worksheet, students, with a partner, problem solve and calculate the answers to six addition equations.
Curated OER
90 Addition Facts - Form H
In this addition worksheet, 1st graders practice finding the sums to 90 single digit problems. They practice the basic addition facts using addends between zero and nine by completing repeated problems.
Curated OER
Add One Digit Problems to 10
In this math worksheet, students find the sums to the problems using the operation of addition. The answers for them are found on page 4.
Curated OER
Addition and Subtraction
In this addition and subtraction worksheet, students analyze a math sentence such as: 16+2 = 12-6. Students solve the problems on each side of the equal sign, and mark "true" if the answers are the same and "false" if they are different....
Curated OER
Add and Subtract within 20 - Guided Lesson Explanation
Provide second graders with an explanation for how to find the total value of numbers written in a series of boxes.. The resource provides answers and explanations for problems on a referenced worksheet that is not included.
Curated OER
Equal Additions
Students 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
Year 6 Booster Pg. 9
In this mixed number sense learning exercise, 3rd graders are asked to solve 4 problems using multiplication and write the missing digit in 4 numbers for 2 three digit addition problems.
Pennsylvania Department of Education
Adding and Subtracting Three-Digit Numbers by Jumping
Second graders use data to graph information and draw conclusions. In this instructional activity on data analysis, 2nd graders practice gathering, sorting, comparing, and graphing data. Students differentiate data that can and cannot...
Curated OER
Mental Division Year 4
In this finding the quotients in word problems worksheet, students divide two-digit and three-digit numbers by one-digit numbers and find the factors of numbers. Students solve 12 problems.
Curated OER
Learn Symbols + and =
In this addition and equals worksheet, students complete the one digit math problems and then read the number sentences using the "addition" and "equals" signs correctly. Students complete 10 problems.
Curated OER
Expanded Form (S)
For this numbers in expanded form practice worksheet, students examine 12 three-digit numbers and then write them in expanded form.
Curated OER
Squares and Square Roots
In this square and square root worksheet, students identify the square root of given numbers. In addition, they identify the value of two-digit numbers set to the second power. In this one-page worksheet, seven of the ten problems are...
Curated OER
Adding 10
In his adding 10 worksheet, students find sums, adding 10 to one-digit numbers and solving 4 word problems. A website reference for additional resources is given.
Resources for Educators
Math & Science Connection
Whether you're using a collection of Dr. Seuss books to teach basic math skills like counting, adding, and subtracting, or exploring the different states of matter by melting a crayon with a hairdryer, a series of 11 fun activities...
EngageNY
Comparing Methods—Long Division, Again?
Remember long division from fifth grade? Use the same algorithm to divide polynomials. Learners develop a strategy for dividing polynomials using what they remember from dividing whole numbers.
Curated OER
Ten Sly Piranhas: A Counting Story in Reverse
Young scholars solve related addition and subtraction problems. In this addition and subtraction instructional activity, students use the book Ten Sly Piranhas by William Wise as the source of word problems for young scholars to solve.
Curated OER
Permutations
For this permutations worksheet, students solve 10 different problems that include determining various permutations. First, they find the number of ways to arrange the number or letters in each group. Then, students list the permutations...
Curated OER
Which Operation To Use?
In this basic addition and subtraction worksheet, 2nd graders will determine the correct operation to use. Students will study 8 problems and the given answer, deciding if the correct sign to use will represent addition or subtraction.
Curated OER
Division Practice: Valentine's Day
In this long division worksheet, students solve 16 problems in which three digit numbers are divided by single digit divisors. This is long division with no remainders. The page is labeled with a valentine theme and has 3rd grade written...
Curated OER
Guess a Birthday
In this birthday worksheet, students perform given algorithms. Upon performing all problems correctly, the student's final answer will be his/her birthday. This one-page worksheet contains 8 problems.
Curated OER
Expanded Form (R)
In this numbers in expanded form practice worksheet, students examine 12 three-digit numbers and then write them in expanded form.
Curated OER
Expanded Form (T)
In this numbers in expanded form practice instructional activity, students examine 12 three-digit numbers and then write them in expanded form.
Curated OER
Counting on
In this math worksheet, students practice addition of one digit numbers by completing 15 problems. Students then use a number line to solve 6 more addition problems.