Curated OER
Number Operations
Inject fun into your math review! Pupils review basic math operations with decimals as well as addition and subtraction with simple fractions. In this number operations instructional activity, students work in groups to create a game for...
Math Worksheets Land
Unknown Numbers in Sums and Differences
You've hit the word problem jackpot with this set of 10 addition and subtraction scenarios! For each, learners have to find a missing number. Sometimes it is the sum or difference, and for others, an addend or minuend. For each, there is...
Curated OER
Decimal Place Value
What is the place value of the digit 5? Explore decimals to the ten-thousandths place with these place value identification problems. For the first eight, pupils write down the place of a specific digit in various numbers. Next, scholars...
Curated OER
Substituting Fractions
Fun with fractions! Fourth graders practice substituting and reducing fractions. The problems contain blank spaces and become more challenging as the activity progresses. Use this as a building block in your fractions lesson.
Curated OER
How Gear Systems Work: A Research Project
Students apply information regarding simple machines along with the math concept "ratios." The teacher introduces the concept that technology is the application of scientific knowledge and mathematics concepts to solve a problem. This is...
California Education Partners
Window Washers
Aim high with a task on window washers. An assessment task challenges learners to determine the number of windows two people wash. They do this using a given number of window rows on each side of a building. In addition, they find the...
Curated OER
Subtracting Decimals, Larger Numbers
Challenge your fifth graders with this decimals activity, which prompts them to subtract decimals to the hundredth and thousandth places. After writing the differences for the first 16 problems, they solve ten problems written in a...
Geometry Accelerated
Accelerated Geometry Review Sheet
Your geometry learners use their knowledge of various geometric concepts to write proofs. Starting with givens containing parallel line segments with transversals and triangles and quadrilaterals, and the mid-point and distance formulas;...
California Education Partners
Fun on the Farm
Let imaginations run wild as participants design animal pens. A performance task challenges young mathematicians to determine the perimeter or a missing side length of different animal pens. They then design pens that meet given...
NTTI
I'll Halve S'more Please!
There is a lot to learn about fractions, and this is a fun way to do it! Individuals participate in a Cyberchase activity to describe a fraction in terms of sharing parts of a whole. They determine the meaning of the parts of a fraction,...
Curated OER
Puck's Girdle
Fifth graders calculate the perimeters, areas, and volumes of everyday objects. They discuss the word problem involving Puck from the Shakespeare play "Mid-Summer Night's Dream," and invent and plan a method for solving the problem in...
Curated OER
Peter's Third String
Explore the solution to a word problem involving area and perimeter. Learners read and discuss how to approach the problem. In small groups, they determine the maximum area of a rectangle with a given perimeter using a piece of string....
Common Core Sheets
Adding and Subtracting Percents and Decimals
Seventh graders are challenged to find the sums and differences of percents and decimals. But first, pupils must find the value of the percent in order to add/subtract it from the decimal.
DK Publishing
Addition Practice #3
If you're in search of some basic addition drills, take a look at this for your second and third graders. There are 20 vertically aligned equations here, each with one three-digit addend and one...
Curated OER
Working with Money
How much money do you have? Scholars add up dollars and cents to get totals for 12 visual addition problems. They look at pictures of the currency and write the total numerically (remember that dollar sign). Although the coin images look...
Curated OER
Subtracting Fractions #2
Challenge your fifth graders with a worksheet on subtracting fractions. Each subtraction problem features fractions with different denominators, and prompts learners to follow several steps to fully reduce the answer. A great way to...
Illustrative Mathematics
Anna in D.C.
The amount of tax and tip on a restaurant bill is a common example used in percent problems. Here, learners only know the total amount paid, and they need to figure the itemized amounts. Solutions using a ratio table, using knowledge of...
Illustrative Mathematics
Equal Area Triangles on the Same Base II
A deceptively simple question setup leads to a number of attack methods and a surprisingly sophisticated solution set in this open-ended problem. Young geometers of different strengths can go about defining the solutions graphically,...
Curated OER
Using Matrices to Enter Data and Perform Operations
Here's a TI step by step guided lesson on matrices. The class enters data into the TI calculator about movie ticket sales and uses matrices as a problem solving tool. They add and multiply matrices to determine profit.
Curated OER
How many movies can you see in one day?
For kids who love movies, figuring out a schedule for the maximum number that can be seen in one day is not only a good demonstration of Common Core mathematical practices, but also a highly motivating activity. Robert Kaplinsky...
Curated OER
What's Your Favorite Fruit?
A sweet activity to challenge your first graders! The picture graph displays a class's favorite fruits. Young learners solve various problems with the data, including counting the amounts of each kind of fruit, and interpreting which...
Illustrative Mathematics
Toll Bridge Puzzle
Here is a great problem-solving activity for young mathematicians. Intended solely for instructional purposes, the activity is appropriate for learners to add four numbers together. Not only must they add four numbers together,...
Curated OER
Unit Squares and Triangles
This is an interesting geometry problem. Given the figure, find the area of a triangle that is created by the intersecting lines. The solution requires one to use what he/she knows about coordinate geometry, as well as triangle...
Mathematics Assessment Project
Classifying Proportion and Non-Proportion Situations
Proportions, proportions, everywhere. Class members complete an assessment task solving problems involving proportionality. They then complete an activity classifying given situations as proportional or non-proportional.