The purpose of this task is for students to relate addition and subtraction problems to money and to situations and goals related to saving money.
This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that addresses important aspects of the task and its potential use.
The goal of this task is to show that when the whole is not specified, which fraction is being represented is left ambiguous.
This short video and interactive assessment activity is designed to teach third graders about number riddles (numbers up to 100,000).
Students learn the connection between the counting sequence and experience from their daily lives in this daily activity. It also helps give students a sense of how "many" each number is.
A suite of number recognition games for the whiteboard, tablet or computer. Games provide a rich interactive learning setting.
This short video and interactive assessment activity is designed to teach fourth graders about one-step conversions between multiples of 10.
This short video and interactive assessment activity is designed to teach third graders about one-step conversions involving multiples of ten.
This task acts as a bridge between understanding place value and using strategies based on place value for addition and subtraction.
One bag of apples, one apple, one slice of apple -- which of these is one unit? Explore the basic unit of math (explained by a trip to the grocery store!) and discover the many meanings of one.
This short video and interactive assessment activity is designed to teach fourth graders about arranging numbers in specific orders.
In this ordering task each number has at most 3 digits so that students have the opportunity to think about how digit placement affects the size of the number.
In this task students must place 4-digit numbers into order from smallest to greatest and greatest to smallest.
The purpose of this task is to extend students' understanding of fraction comparison.
This short video and interactive assessment activity is designed to teach second graders about comparing coins with pictures.
In this task students compare numbers less than 100 to benchmark numbers and learn to build an understanding of the relative magnitude of numbers.
The purpose of this task is to present students with a situation in which they need to divide a whole number by a unit fraction in order to find a solution.
This short video and interactive assessment activity is designed to teach second graders an overview of addition (sums to 100) - word problems.
This short video and interactive assessment activity is designed to give fourth graders an overview of - hundredths.
This short video and interactive assessment activity is designed to give fifth graders an overview of decimal multiplication.