Curated OER
Carry and Borrow
Second graders complete basic math computations. In this addition and subtraction lesson, 2nd graders learn how to carry and borrow numbers when adding and subtracting. Students learn a carrying song to help them remember. Students...
Curated OER
Regrouping With Remediation
Fourth graders complete multiplication, addition, and subtraction problems that all contain regrouping. For this regrouping lesson plan, 4th graders complete worksheets not provided.
Curated OER
Junk Yard Math
Third graders explore the process of place value and subtraction through regrouping and borrowing exercises. Several activities using manipulatives are utilized in the lesson.
Curated OER
Magic Squares and Adding on a Number Line
For this math addition and subtraction worksheet, students solve 24 problems pertaining to addition magic squares, adding on a number line, adding money (English pounds) and basic addition and subtraction without regrouping. This page is...
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
Unit 2 Sun & Stars
Students describe stellar objects using terms such as stars, planets, satellites, orbits and light. In this sun and stars unit, students research stellar objects through seven individual lessons discovering star characteristics, how...
Curated OER
Tear + Net = Gross
Second graders find the net weight of a grocery item by weighing it with the tear. In this weight measurement lesson, 2nd graders bring in cans of food and watch a video about weight measurement. Students review the meanings of gross,...
Curated OER
A Borrower And A Lender Be
Second graders practice addition and subtraction in this fun, technology-based Mathematics lesson for the second grade classroom. The lesson includes resource links, video clips, interactive websites, and a section for pre-lesson...
Curated OER
Fourth of July Add or Subtract Worksheets
There are actually two Independence-Day-themed worksheets in this resource. Patriots solve three-digit addition and subtraction problems, then find the letter from the key that corresponds to each of their answers. As they place each...
Curated OER
Subtracting Decimals
In this subtraction of decimals worksheet, students subtract decimals in 40 problems. These are 2 digit problems, written vertically, some with regrouping.
Curated OER
Chart Trivia
Young scholars practice addition and subtraction problems and answer questions using greater than and less than. They chart information to create a graph on the computer.
Curated OER
Matter
Students complete a unit of activities to learn about states of matter and how to measure matter. In this matter lesson, students complete 8 lessons to learn about matter, its states, and how to measure matter.
Curated OER
Subtracting Greater Numbers
In this subtracting greater numbers worksheet, students, with a partner, problem solve and calculate the answers to six addition equations.
Curated OER
Problem-Solving Decision: Explain Your Answer - Reteach
In this problem solving worksheet, 3rd graders solve 3 word problems in which they add or subtract with three digit numbers. They write an explanation of how they solved the problem.
Curated OER
Place Value Popsicles
Students play a place value game using popsicle sticks and dice. They investigate units and tens.
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
Charting Animal Life Spans
Second graders research animal life spans and complete related math activities. In this life span lesson, 2nd graders read How Many Candles and discuss life spans. Students arrange animal cards based on their life spans. Students find...
Curated OER
I'm done! Now, what can I do in Math?
Here are some ways to avoid having bored students or a stressed out teacher when students finish their math work quickly.
Curated OER
Math Mammoth End of the Year Test - Grade 3
In this comprehensive diagnostic test activity, learners examine, study, calculate and solve 38 math problems. They work with a variety of basic math concepts and word problems.
Raytheon
Adding and Subtracting Decimals
For this adding and subtracting decimals instructional activity, students add and subtract numbers with decimals in word problems. Students complete 12 word problems.
EngageNY
Sums and Differences of Decimals
Sometimes dealing with decimals is so much easier than dealing with fractions. The ninth lesson plan in a 21-part module has the class consider situations when it might be easier to add or subtract fractions by first converting to...
Curated OER
Let's Shop
Upper graders add and subtract decimals, using concrete objects and story problems. Note: The Concentration Cards and Homework assignment link at the bottom of the plan doesn't work.
Khan Academy
Khan Academy: Subtracting Two Digit Numbers (No Regrouping)
In this exercise, students practice subtracting two-digit numbers (no regrouping). Students receive immediate feedback and have the opportunity to watch a tutorial video, get hints, and try questions repeatedly.