Curated OER
Two By One Multiplication
Third graders use base-ten blocks to find products of two-digits by one-digit by making a model of the problem. They complete a worksheet by multiplying 2-digits by 1-digit with regrouping. They may use the base-ten blocks if needed.
Curated OER
Worksheet #10
In this mathematics worksheet, 2nd graders solve various problems by either adding or subtracting when necessary two-digit terms. They use a number line at the top for help solving each.
Curated OER
Let's Trade
Second graders engage in a instructional activity which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Curated OER
Hooked On Problem Solving
Fourth graders use properties of operations and problem-solving strategies to do mental calculations, and look for patterns in the solutions. They create an array, using each of the digits 1-9 exactly once to form addition problems...
Curated OER
Chart Trivia
Learners 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
A Secret Code
In this addition and subtraction worksheet, students solve for problems to complete the riddle about George Washington. Students solve 20 two digit problems of addition and subtraction with some regrouping necessary.
Curated OER
Market Prices
Second graders understand that prices change. In this business, price and labor lesson, 2nd graders define the words market and price. Students read Arthur's Funny Money and answer questions related to earning and spending money....
Curated OER
Matter
Students complete a unit of activities to learn about states of matter and how to measure matter. In this matter activity, students complete 8 lessons to learn about matter, its states, and how to measure matter.
Curated OER
I'll Have an Order of Subtraction Please!
Students explore number values by completing consumer math worksheets. In this math functions lesson, students identify the use of a decimal in numbers and the place values that are represented when dealing with money. Students complete...
Curated OER
Place Value Popsicles
Students play a place value game using popsicle sticks and dice. They investigate units and tens.
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
Unit 2 Sun & Stars
Young scholars 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,...
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
Let's Play Ball
In this probability worksheet, students read about a group of students who play six games of basketball and the results. Students solve 6 word problems about the basketball games.
Curated OER
Olympic Games - Can You Measure Up?
Students complete 6 units to learn about Ancient Greece and the Olympic games through physical education activities as well as math activities. In this Ancient Greece lesson, students complete multiple activities in 6 lessons including...
Curated OER
Multiplication Word Problems Using Different Representations
Students solve multiplication word problems by using base 10 blocks and drawing pictures. In this multiplication lesson plan, students also write a reflection of their work.
CK-12 Foundation
Ck 12: Elem Math: Addition: 3 Digits
[Free Registration/Login may be required to access all resource tools.] A video and practice questions on adding 3-digit numbers with regrouping. [1:32]
NumberNut
Number Nut: Addition: 3 Digit Numbers
Three digit addition requires working from left to right and may require carrying. Follow the steps in the examples and then practice the skills with the two interactive activities.
NumberNut
Number Nut: Subtraction: Subtracting From Three Digit Numbers
Explains how to subtract from three-digit numbers, with or without regrouping.
AAA Math
Aaa Math: Adding Three Digit Numbers
Read through this explanation of how to add three digit numbers. Use the online game to practice this skill. The game will keep running totals of your correct and incorrect answers. It will also show you a percent score of the correct...
ClassFlow
Class Flow: Two Digit Addition With Regrouping
[Free Registration/Login Required] This flipchart will help the second grade student review three digit place value and comparing numbers. It has a helpful work mat for teaching two digit addition with regrouping. Students will learn how...
NumberNut
Number Nut: Subtraction: Three Digit Subtraction With Borrowing
A quiz for practicing subtraction with three-digit numbers where there is regrouping.
NumberNut
Number Nut: Subtraction: Three Digit Subtraction With No Borrowing
A quiz for practicing subtraction with three-digit numbers where there is no regrouping.