Curated OER
A Frightening Mix of Math, A-Add or Subtract, But Look Out for the Monsters
In this math instructional activity, students add and subtract. Fifteen problems are subtraction, students subtract two digit numbers from three digit numbers. Regrouping is required. Twenty-one problems are addition, students add two...
Curated OER
Multi-Digit Multiplication
Fourth graders practice mastering the ability to multiply multi-digit numbers utilizing rectangular arrays and a variety of mental math strategies. They model and illustrate meanings of multiplication and division of whole numbers and...
Curated OER
A Frightening Mix of Math
In this addition and subtraction worksheet, students add or subtract two digit numbers by two digit numbers. The worksheet has 36 problems for the students to practice the skill. The worksheet is Halloween themed.
Curated OER
Expanded Form (G)
After reviewing how to write numbers in the expanded form, give learners the opportunity to practice their new skill. This worksheet has 12 three-digit numbers for them to asess and compose in expanded form.
Curated OER
My Test Book: Properties of Whole Numbers
In this online interactive math skills instructional activity, students solve 10 multiple choice math problems regarding the properties of whole numbers and order of operations. Students may submit their answers to be scored.
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.
Curated OER
Valentine's Day Chocolates Mystery--Sums to 198 (E)
In this Valentine's Day chocolates mystery with sums to 198 worksheet, students problem solve and calculate the answers to twenty-seven addition equations.
Curated OER
Adding With Regrouping (A)
In this addition review worksheet, students use problem solving skills to solve 35 problems that require them to add 1 digit numbers with regrouping.
Curated OER
Adding With Regrouping (B)
In this addition review learning exercise, students use problem solving skills to solve 35 problems that require them to add 1 digit numbers with regrouping.
Curated OER
Adding Doubles (B)
In this adding doubles worksheet, students find the sums by adding each number to itself. Students solve 21 problems.
Curated OER
Book Title: Ten Flashing Fireflies
This instructional activity engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose...
Curated OER
Estimating
In this estimation worksheet, students estimate the three digit numbers to the nearest hundreds. Students complete 10 problems total.
Curated OER
Which Number is Greater?
For this number sense worksheet, students compare three digit numbers and identify the greatest one. Students complete 12 problems.
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
Multiplication With Decimals
In this multiplying decimals instructional activity, students solve 24 multiplication problems. Each problem has a decimal being multiplied by a two or three-digit number.
Curated OER
Unit 2 Sun & Stars
Young scholars describe stellar objects using terms such as stars, planets, satellites, orbits and light. For this sun and stars unit, students research stellar objects through seven individual lessons discovering star characteristics,...
Curated OER
Equal Shmequal by Virginia Kroll
Students read a book and complete exercises to explore the meaning of 'equals.' In this equal numbers lesson, students brainstorm the meaning of equals and read a story about the topic. Students use manipulatives to study balance and...
Curated OER
Subtraction With Negative Results
In this subtraction activity, students solve 80 problems in which a single digit number is subtracted from another number that is smaller. The answers will be negative numbers.
Curated OER
Count on Whole Hundreds: Addition
In this addition/counting worksheet, students add a "whole hundred" to another 3-digit number, then add 800 to a set of numbers. Answers are included on page 2.
Curated OER
Dinosaur Math
Second graders practice vocabulary related to measurement, mathematics, and dinosaurs. Using the engaging topic of dinosaurs, learners will calculate various information about dinosaurs and use measurement vocabulary. They will also...
Curated OER
Add or Subtract
In this addition and subtraction worksheet, students add or subtract the single, two, and three digit problems. Students use the provided space to solve the problems. Students solve 28 problems.
Fuel the Brain
Addition
Having your youngsters learn more advanced addition will help them in solving these 2-digit and 3-digit addition problems. By calculating miles traveled and box tops collected, they will be eager to find the sums!
Curated OER
One Vs. One Hundred
Students explore the concept of place value. They differentiate between digits and their values as it related to addition and subtraction. Through the use of technology and manipulatives students investigate the place value of digits by...
Curriculum Corner
“I Can” Common Core! 1st Grade Math
Any first grader can master the Common Core math standards with this checklist! With each standard rewritten as an affirmative I can statement, children are provide with clear goals to work toward throughout the school...