Noyce Foundation
Measuring Mammals
Explore the meaning of scale and proportion with a set of five activities that examines the topic from elementary through high school. The first lessons explore ratio by examining pictures of different sizes. The next three activities...
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
Football Finances
Students use estimation to solve problems. In this middle school mathematics instructional activity, students analyze picture of football stands to make estimates in attendance at the Super Bowl. Students also make estimates about the...
Helping with Math
Solving Equations with Two-Stepping! (2 of 4)
Multi-step problems are part of the progression when learning to solve equations. These 12 problems require only two steps to arrive at an answer. Either print the page out to assign as homework, or have learners write down the problems...
Helping with Math
#10: Solving Equations (2 of 2)
In this prealgebra activity, pupils perform addition, subtraction, multiplication, or division operations to solve for an unknown. There are 12 problems to be solved. Use this as a quiz to assess how well your class is grasping the skill...
Yummy Math
US Holiday Candy Sales
Candy is a big business! Calculate the amount of money consumers spent on major holidays—Easter, Halloween, Christmas, Hanukkah, and Valentine's Day—based on the total amount of candy sales from 2011 and the percentage of each holiday's...
Curated OER
Dental Impressions
What an impressive task it is to make dental impressions! Pupils learn how dentists use proportional reasoning, unit conversions, and systems of equations to estimate the materials needed to make stone models of dental impressions....
PBS
Working with Coordinate Planes: Activities and Supplemental Materials
Seven activities make up a collection of supplemental materials to reinforce graphing on a coordinate plane. Worksheet objectives include plotting coordinates within single and four quadrants, measuring straight and diagonal lines, and...
Achieve
Task: Storage Sheds
Bridge the gap between mathematics and Career Technical Education. Pupils research the cost associated with building storage sheds and analyze possible profit. They build scale models and determine if building and selling the sheds is a...
Curated OER
Estimate or Exact?
In this estimate or exact worksheet, students complete word problems where they either estimate or find the exact number. Students complete 3 word problems.
Curated OER
Problem-Solving Application: Making Predictions
In this problem-solving worksheet, students learn how to make a prediction in problem-solving by using the 4 steps: understand, plan, solve and look back. They then use this problem-solving skill to answer 4 questions.
Curated OER
A Day to Remember!
Students study math. For this real-life problem solving lesson, students work on their skills dealing with time and money. They work in small groups on various time and money word problems and by the final day they have a final problem...
Curated OER
The Christmas Shoppe A
In this math word problems activity, students solve word problems based on the sales of the Christmas shop items in the chart. Students solve 4 problems.
Noyce Foundation
Granny’s Balloon Trip
Take flight with a fun activity focused on graphing data on a coordinate plane. As learners study the data for Granny's hot-air balloon trip, including the time of day and the distance of the balloon from the ground, they practice...
Mathematics Assessment Project
Sampling and Estimating: Counting Trees
Your task today: count all the trees on a tree farm. To complete the assignment, learners first estimate the number of trees on a tree farm using random sampling. To improve their own response they then evaluate provided responses to the...
Virginia Department of Education
Sales Tax and Tip
Don't forget to tip your server. Future consumers learn how to calculate sales taxes and tips. Pairs use actual restaurant menus to create an order and determine the total bill, including taxes and tips.
Curated OER
Modeling Integer Multiplication
Pupils multiply positive and negative integers. They represent word expressions with both positive and negative integers and then multiply them. They also create multiplication problems to solve as a class. They create a rhyme, a story,...
Curated OER
Exact or Estimation
Students solve problems using estimation and exact calculations. In this algebra lesson, students use gum balls and thread to create hands on manipulatives to solve problems. They calculate the average of their total data.
Education Development Center
Choosing Samples
What makes a good sample? Your classes collaborate to answer this question through a task involving areas of rectangles. Given a set of 100 rectangles, they sample a set of five rectangles to estimate the average area of the figures. The...
Bowland
Explorers – Patrol Services
Far out — plan a trip to space! Aspiring mathematicians steer a space vehicle through an asteroid field, calculate currency exchanges to buy provisions, and determine placement of charges to blow up asteroids. Along the way, they learn...
Curated OER
Small Angle Calculations
Learners work with circles, angles and estimating angles in the night sky. In this circles and angles lesson, students practice measuring a degree using the circumference of a circle and apply the degree to determine a way to use their...
Curated OER
Estimate or Exact?
In this estimating or exact answers worksheet, learners sharpen their problem solving skills as they solve 6 story problems.
Curated OER
Estimation
In this elementary math worksheet, students find the estimated values to solve the 10 word problems using the multiple choice format.
Curated OER
How Fast Is Fast?
Students make sensible estimates and check the reasonableness of the answers. Students write and solve problems involving decimal multiplication and division. Students perform calculations with time.