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Curated OER
Arithmetic: Fractions and Percentages
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
Curated OER
Arithmetic: Division of Decimals
In this arithmetic instructional activity, students mentally divide whole numbers and decimals. They translate word problems to equations and then solve them. This six-page instructional activity contains approximately 70...
Curated OER
Dragon Math
Learners engage in a instructional activity which provides a fun way to increase a student's ability to combine and separate numbers to form landmarks. They access a game online and play in pairs.
EngageNY
Polynomial, Rational, and Radical Relationships
This assessment pair goes way beyond simple graphing, factoring and solving polynomial equations, really forcing learners to investigate the math ideas behind the calculations. Short and to-the-point questions build on one another,...
Curated OER
Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping
Students explore adding 2-digit numbers. For this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
Curated OER
Arithmetic: Decimals, Fractions and Percentages
In this arithmetic activity, students convert fractions to decimals and percents. This two-page activity contains 30 problems. Many of the problems can be computed mentally. Answers are provided.
Partnership for Educating Colorado Students
Mayan Mathematics and Architecture
Take young scholars on a trip through history with this unit on the mathematics and architecture of the Mayan civilization. Starting with a introduction to their base twenty number system and the symbols they used, this eight-lesson unit...
Santa Barbara City College
How to Make a Multiplication Table
Teach children how to make a multiplication table, and they'll be multiplying for life. Following this series of steps, young mathematicians learn to use patterns and the relationships between numbers to create...
Curated OER
Explorit's Do-It-In-Your-Head Numbers Quiz
In this mental math instructional activity, students complete a 6 question multiple choice online interactive activity without using pencil, paper or calculator. Included are word problems, multiple operations, averaging, and basic...
Curated OER
Dividing by 4's
Third graders explore math functions by completing problem solving activities. In this division lesson, 3rd graders utilize the division strategies acquired earlier to divide multiple digit numbers by 4's. Students complete problems on...
Curated OER
Number Line Math
Second graders use a number line to practice subtraction. In this subtraction lesson, 2nd graders use a number line to count backwards. Students participate in mad math activities and solve problems.
Curated OER
The Fundamental Theorem of Calculus and Properties of the Definite Integral
Students discuss the importance of fundamental theorems in math. In this calculus lesson, students define the fundamental theorem of calculus and discuss why it is so important they understand it. They work problems to model how this...
Curated OER
Unit 6 Arithmetic: Multiplication of Decimals
In this multiplication of decimals worksheet, students complete 6 sets of problems. The first two sets of ten problems involve whole number computation. The final four sets involve decimal multiplication. There are a total of 59...
Noyce Foundation
Toy Trains
Scholars identify and continue the numerical pattern for the number of wheels on a train. Using the established pattern and its inverse, they determine whether a number of wheels is possible. Pupils finish...
Curated OER
I'll Have an Order of Subtraction Please!
Students explore number values by completing consumer math worksheets. For 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
Representing the Unknown
Student use mental math to solve linear equations. In this algebra lesson, middle schoolers solve one and two steps equations. They write expressions using variables to identify the unknown.
Curated OER
Super Cents
Second graders study money amounts less than a dollar. In this math activity, 2nd graders practice counting coins. Students read various stories and discuss how money was used in the stories.
Curated OER
Operations for Problem-Solving
Learners examine a problem and develop the best method to arrive at the solution. In this math lesson, students apply basic math skills by coming up with the correct steps to solve a word problem. ...
Curated OER
Estimation and Computation
Second graders practice their estimation skills using blocks. In this math lesson, 2nd graders explain how estimating makes addition easier. They complete a worksheet after the lesson to reinforce new learning.
Curated OER
Lesson 3: Number Sense
Learners solve word problems using number sense. They convert fractions to decimals and mixed numbers. Pupils determine if a given fraction is greater or less than another fraction, and order numbers on a number line.
Curated OER
Ten Pennies
Students play logic and strategy games with pennies. In this pennies worksheet, students play one game called 'From counting to arithmetic', and one called 'Counting and mental math'.
Curated OER
Reasonable Estimates
Help pupils explore estimation. They will make estimates and discuss when you might use an estimate. Then they discuss if their estimates are reasonable.
Curated OER
Math Mania
Fifth graders review adding, subtracting, multiplication and division of fractions and decimals through a variety of activities and exercises.
Curated OER
Arithmetic: Fractions
In these fractions worksheets, learners answer and solve several fraction questions. Students complete 27 problems about fractions.