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
Introduction to Inverse Functions
Students investigate patterns of inverse functions. In this algebra lesson plan, students represent functions with the calculator and on paper. They analyze their data and draw conclusions.
Curated OER
4-Digit Problem Solving: Add and Subtract
In this problem solving worksheet, students solve a total of 7 equations, drawing models and using algorithm. A reference web site for additional activities is given.
Curated OER
Models for Dividing Fractions
Sixth graders represent division of fractions using manipulatives, such as freezer pops, candy bars, and models such as drawings squares. They develop an algorithm from these examples and solve problems using fractions.
Curated OER
Divide and Conquer
Seventh graders analyze responses to different types of problems. Using pictures and diagrams, they explore and model the division of fractions. Students examine situations that call for division whether with the whole numbers or with...
Curated OER
Predicting Lunar Eclipses
Students explore lunar eclipses and discover how to predict an eclipse the same way that ancient people did. They examine dates of recorded eclipses and find a pattern. Students apply an algorithm to the pattern.
Curated OER
Probability and Statistics
Learners reason mathematically as they solve problems dealing with probability of an even occurring. In this probability lesson plan, students differentiate between different rankings of candidates running for leadership. They identify...
Helping with Math
Subtraction : 3-digit - 3-digit
In this subtraction activity, math wizards subtract three-digit numbers from different three-digit numbers. Some of the 24 problems require regrouping.
Curated OER
Adding and Subtracting Bears and Goats
First graders evaluate math problems using farm animals. In this consumer math lesson, 1st graders discover math problems which concern quantities of farm animals. Students discover new strategies to help them analyze their information.
Curated OER
Introduction to Multiplication
Learners construct equivalent sets, skip count by twos, threes, fours, etc., combine the sets, and finally, multiply simple numbers. Each student use candy to construct sets, write multiplication algorithms, and solve simple...
Helping with Math
SubtractionL 3-digit - 2-digit
In this assignment, math minors solve 30 subtraction problems. Two-digit subtrahends are taken away from three-digit minuends. Often, regrouping will be necessary to arrive at the difference. Terrific practice with an answer key provided!
Curated OER
Finding Fractional Parts Using an Area Model
Students explore math functions by completing a problem solving worksheet in class. In this division lesson, students utilize visual aides such as marshmallows and candy to visualize the act of division. Students complete a division...
Curated OER
A Three-Digit Multiplier, Plus Zeros
In this three digit multiplication worksheet, students review how to multiply with three digit numbers. Students then multiply the three digit problems.
Curated OER
Mathematics Word Problems
In this math worksheet, students solve 16 word problems. For example, "Andy has .9 of a dollar. How many dimes is that? How much money is that?"
Curated OER
I.O.U.
Students explore adding and subtracting positive and negative numbers in the context of money. In this computation lesson, students use play money and IOU's to model various mathematical algorithms.
Curated OER
Bell Curve
Students explain normal distribution of a measurable characteristic within a group of objects. They create two graphs (one for each type of Hershey's Kiss) with increments of measurement on the X-axes and number of measurements on the...
Curated OER
Spending - Maintaining the skill of money
Third graders practice making change with money. In this subtraction instructional activity, 3rd graders watch a video about money. Students investigate what it means to earn money, spend it, and find their change.
Curated OER
13 Scheduling
In this critical path analysis worksheet, students find the optimal path to determine the best schedule or packing option. There are 5 activities with many notes and helps in between each.
Curated OER
Ordering and Computing with Negative Fractions and Decimals
Seventh graders explore the concept of computing negative fractions and decimals. For this negative fractions and decimals lesson, 7th graders compare ordering positive fractions to ordering negative fractions. Students use mirrors to...
Kenan Fellows
Dinner Party: Using Pattern Trains to Demonstrate Linear Functions
Nothing fancy here ... just your run-of-the-mill Algebra party! Learners explore the patterns of linear functions while designing seating arrangements for a dinner party. Comparing the number of tables to the perimeter of the combined...
Balanced Assessment
Sharp-Ness
Transform pupils into mathematicians as they create their own definitions and formulas. Scholars examine an assortment of triangles and create a definition and formula for determining the sharpness of the vertex angle. The groups of...
National Security Agency
Money Maters: Integers are Integral!
A thoroughly-written lesson plan and a plethora of worksheets about integers comprise this resource. Neophyte number crunchers learn to recognize integers, add and subtract them, and apply the concepts to the designing of a personal...
Curated OER
Minutes and Days
Elapsed time is a skill developed by the single question that is the center of this activity. Fifth graders are asked to find out the time that is 2011 minutes after the beginning of 2011. This question addresses the standard that...
Illustrative Mathematics
How Many Containers in One Cup / Cups in One Container?
The object is to model fraction division by asking “How many are in one group?” It is a difficult concept to understand, but developing the model that shows one cup to a certain amount of container or one container to a certain amount of...