CK-12 Foundation
Properties of Rational Numbers: Lollipop Trees
A six-question interactive takes mathematicians to Lollipop Land where they manipulate lollipop trees to make equivalent ratios. Question types include multiple-choice, true or false, and a discussion.
Mathed Up!
Ordering Numbers
Young mathematicians order numbers from least to greatest. Number types include whole numbers, decimals, and negative numbers.
Illustrative Mathematics
Ordering 3-Digit Numbers
Second graders are asked to order two sets of two- and three-digit numbers from greatest to least, and then least to greatest.
Curated OER
Comparing and Ordering Decimals - Complete Lesson Plan
Base ten blocks serve as visual representations of numbers that include decimals to the hundredths place. Children compare and order decimals in their math journal as they build the corresponding numbers with base ten blocks.
Curated OER
Ordering Rational Numbers and Finding Their Approximate
Middle schoolers explore the concept of ordering rational numbers on a number line. They represent rational numbers as decimals and percents. Pupils create a foldable about converting fractions to decimals to percents, and use a...
Curated OER
Compare and Order Numbers
Students compare and order numbers to 100. They count numbers forwards and backwards. Given specific numbers, students place the numerals in the correct order. Students use bean bags, cubes, or blocks to compare and order numbers.
Curated OER
Numeracy
Students review numbers, number systems and the number operations through the use of online webpages.
Curated OER
Playing Math Fever
Pupils complete activities to learn notation and uses for positive and negative numbers. In this number system instructional activity, learners play a game similar to Jeopardy to learn how to solve problems with positive and negative...
Alabama Learning Exchange
As If Numbers Weren't Complex Enough Already!
The class explores the concept of complex numbers on a website to generate their own Mandelbrot sets. They will practice performing operations with complex numbers and then to get a visual understanding, graph the absolute value of a...
Norm Mitchell
Quiz: Representing, Comparing, and Ordering Decimals
Here is a 42-question quiz dealing with decimals to the thousandths place. It is comprehensive in that it has test takers use inequality signs to compare pairs of decimal numbers, choose the least- or greatest-valued nubmer out of a set...
Illustrative Mathematics
Comparing Rational and Irrational Number
Algebra learners must know how to use rational numbers to approximate irrationals. This resource asks participants to decide which number is larger without using a calculator. It makes a great exercise to use as a five-minute transition...
Curated OER
Add Positive And Negative Numbers
Scholars investigate the concept of adding positive and negative numbers. They practice adding using the number line for scaffolding. This can be done as a game for younger learners, but may also be helpful for engaging the older pupils.
Curated OER
Unit 5: Order Whole Numbers in the 100s and 1,000s
There are three quick number ordering activities here for your mathematicians. First, they analyze data on the number of three types of pies sold. Scholars choose from four ordered lists the one showing fewest to most sold. Then, they...
Curated OER
Using Numbers Everywhere
Kindergarteners explore various representations and uses of numbers to develop number sense. They participate in an activity and arrange patterns into groups. Students compare the sets and describe the objects in each set.
Curated OER
Chapter 2 Review: Prime Factorization
In this prime factorization activity, learners find the prime factorization of numbers by using a factor tree. They compare fractions and identify equivalent fractions, and find the greatest common factor, order numbers, and convert...
Curated OER
Compare and Order Fractions
In this compare and ordering fractions worksheet, learners compare fractions and order them from least to greatest. Students compare 6 fractions and order 20 sets of fractions, and answer 4 word problems.
Curated OER
Comparing Fractions and Equivalence
Which fraction is greater than? Less than? There are 10 problems here that give scholars a visual approach to comparing fractions. They start by writing the fractions represented in a shaded shape. Then, they begin comparing visual...
Curated OER
Comparing Fractions with Like Numerators or Denominators
Compare fractions with these visual examples, all of which have like denominators. There are five pairs of shapes here with various portions shaded. Each pair is segmented into the same number of sections, so comparing is much simpler....
Curated OER
Comparing Fractions with Like Numerators or Denominators
Who has more candy? Learners start by examining a word problem and its visual illustration to determine how Joel's candy numbers compare to Toby's. They fill in the appropriate symbol. Next, mathematicians compare fractions and two...
Curated OER
Equivalence and Comparing Fractions
Each of these five models represents one of the fractions listed; challenge your scholars to match them up. The models consist of shapes divided into squares with the total number of squares as the denominator and a colored portion as...
Illustrative Mathematics
Use Cavalieri’s Principle to Compare Aquarium Volumes
Learners are designing a stunning new water feature for an aquarium, but they soon discover that more than just a pretty home for their fishy friends is required. From calculating the volume of a composite shape through the abstract...
Curated OER
Compare Numbers to 1,000,000 + or - 9999 (H)
For this number comparison worksheet, students write the symbols for greater than, less than, or equal to in the grey box between two numbers with values to 1,000,000 + or - 9999. They compare 2 six digit numbers in 45 problems.
Curated OER
Compare Numbers to 1,000,000 +/-9999
In this number comparison worksheet, students write the greater than, less than or equal to symbol between 45 pairs of numbers.
Curated OER
Compare Numbers to 1,000,000 [G]
In this number comparison worksheet, learners write the greater than, less than or equal to symbol in a box between pairs of numbers.