Curated OER
Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make inferences...
Curated OER
The Random Walk II
Deep mathematical thinking is found with just a coin and a number line. Combining computing some probabilities in a discrete situation, and the interpretation of a function, this simple task gives learners a lot to think about on their...
Illustrative Mathematics
Find The Numbers 0-5 or 5-10
In need of math station or center for your kindergartners? Model how to play this game with the whole class first and then make it into a center. Create a few sets of six number cards with 0-5 or 5-10 and then create a matching die with...
Curated OER
Probability of Numbers Worksheet
In this problem solving worksheet, learners read a word problem and solve 5 probability scenarios from the word problem. Students work out each scenario in the work space provided.
Flipped Math
Sampling Methods
Pupils watch a video to learn about different types of sample design and how to use technology to create a random sample. They discover different types of bias that may happen due to the sampling design or the questions. Learners use...
Curated OER
Computation with Real and Complex Numbers
In this computation with real and complex numbers worksheet, high schoolers use addition, subtraction, multiplication and division to solve 26 problems with complex numbers to win a bingo game.
Curated OER
Fractions and Mixed Numbers
Fifth graders practice working with mixed numbers and fractions. They practice conversions with problems changing fractions to mixed numbers or mixed numbers to fractions. Examples are included in the activity.
Curated OER
Boxing Up
Middle schoolers explore the relationship between theoretical and experimental probabilities. They use a box model to enter data provided and to randomly draw tickets from the box. Pupils click on any bar in a chart to display the...
Curated OER
Ordering Numbers in a Sequence
In this math worksheet, students analyze rows of random 2,3 and 4 digit numbers. Students sort each row of numbers into order from largest to smallest, then add 3 more numbers to the end of each sequence.
Curated OER
Addition word problems
In this word problems worksheet, students complete addition word problems containing one and two digit numbers. Students complete 5 word problems.
Curated OER
Addition word problems
In this addition word problems worksheet, students solve addition word problems containing one and two digit numbers. Students complete 6 word problems.
Curated OER
Addition word problems
In this addition word problems worksheet, students complete word problems with one and two digit numbers. Students complete 6 word problems.
Curated OER
Addition word problems
In this word problems worksheet, students complete word problems with one and two digit numbers. Students complete 6 word problems.
Curated OER
Subtraction word problems
Need a subtraction activity? In this one, learners complete word problems with one and two digit numbers. Pupils complete six word problems.
Curated OER
Addition and Subtraction word problems
In this addition and subtraction worksheet, students solve word problems involving one and two digit numbers. Students solve 5 problems.
Curated OER
Addition word problems
In this addition worksheet, 2nd graders solve addition word problems involving one digit numbers. Students complete 6 word problems total.
Illustrative Mathematics
Where Do I Go?
Practice sequencing numbers 1–100 in a card sequencing activity. The hands-on learning makes a short activity flexible and fun. The opportunities are endless and easy to implement.
Curriculum Corner
Number Cards
Showcase numbers one through twenty with a set of cards that displays each numeral in a bold, easy-to-read font.
Curriculum Corner
Number Cards 1–20
Reinforce number identification with a set of colorful cards showcasing numbers 1 through 20.
Curriculum Corner
Number Family Cards
Sixteen number families test young mathematicians' knowledge of the commutative and associative property of addition. Pupils list four problems—two addition and two subtraction—related to a given set of three numbers.
Curated OER
Properties of Numbers
In this algebra learning exercise, students use arithmetic properties to solve problems dealing with multiplication, addition, subtraction and division. There are 10 questions with an answer key.
Illustrative Mathematics
Why Randomize?
Your statisticians draw several samplings from the same data set, some randomized and some not, and consider the distribution of the sample means of the two different types of samplings. The exercise demonstrates that non-random samples...
Curated OER
Mapping Data Made Manageable
Young scholars explore how to select unbiased random samples as they choose report data to include on maps. They propose methods for choosing random numbers and discuss their advantages and disadvantages. They consider bias in science.
Curated OER
Numbers, Numbers Everywhere!
Explore properties of integers! For this algebra lesson, pupils add, subtract, divide and multiply using integers correctly. They differentiate between rational and irrational numbers.