Scholastic
Study Jams! Prime Factorization
Deepen the number sense of young mathematicians by exploring the process of prime factorization. Follow along with this step-by-step presentation that explains how factor trees are used to break a composite number down into its prime...
Curated OER
Number Sense and Numeration: Multiples, Factors and Square Roots
A great resource for any math teacher covering multiples, factors or square roots; this learning exercise walks young mathematicians through the logic behind factoring and square roots with a systematic set of problems which gradually...
CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Bouncing Decimal Point
Five questions challenge mathematicians to divide whole numbers by powers of 10. A tool highlights how a bouncing decimal moves through the divisor. Question types include multiple choice and fill in the blank. A discussion question...
Curated OER
Find the Factors and Prime Factors
Show the class how to find the factors of numbers. They use a variety of strategies, including unifix cubes, to find the factors of a whole number. This resource includes clear procedure to follow. Included are an anticipatory set,...
Helping with Math
Factors With Prime and Composite Numbers (1 of 2)
Math monsters examine nine numbers, factor them, and then determine if they are composite or prime. You can print this learning exercise off of the website, but it does not fit neatly onto one page. Consider projecting it on your class...
Illustrative Mathematics
Numbers in a Multiplication Table
Identifying patterns is a crucial skill for all mathematicians, young and old. Explore the multiplication table with your class, using patterns and symmetry to teach about square numbers, prime numbers, and the commutative and identity...
Third Rail Games
Factor Samurai
Master composite and prime numbers with this fast-moving game. Using your sword, slice those composite numbers and watch them break up into factors. Slice again if those factors are composite. However, watch out for prime numbers,...
Curated OER
Greatest Common Factor
In this problem solving worksheet, 5th graders practice solving the greatest common factors for 7 sets of whole numbers. Students write their answers in the boxes provided.
Math Mammoth
Multiply By Whole Tens And Hundreds 1
In this multiply by whole tens and hundreds instructional activity, learners problem solve and calculate fifty seven equations either by writing the additions as multiplications, solving and comparing and/or filling in the missing factors.
Curated OER
Multiply Whole Numbers and Decimals
In this decimals worksheet, students analyze the data on a table and then read and solve 6 problems. Students read the story problems and multiply a decimal number by a whole number to solve.
Illustrative Mathematics
Factors and Common Factors
This is an exercise in finding the greatest common factor of two whole numbers. Use in direct instruction or as part of your guided practice. Make up additional problems for home work. It also can be used as a mini-assessment or test...
Curated OER
Composite and Prime Numbers
Young math whizzes determine if a number is prime or composite. They use counters to participate in activities that show prime and composite numbers.
Curated OER
Multiplying and Dividing Whole Numbers
In this multiplication and division worksheet, students practice multiplying and dividing whole numbers with different pictures to illustrate their problems. Students complete 29 problems.
Curated OER
Multiply Whole Numbers and Decimals: Reteach
In this whole number and decimal multiplication worksheet, students review the three steps to multiply whole numbers and decimals. Students then find the products for the sixteen problems.
Curated OER
Multiplying With Nine As A Factor
Elementary math minds complete various activities to memorize the multiples of nine. They watch a PowerPoint presentation and demonstrate the finger trick. Unfortunately the link to the multiplication activities does not take you...
Curated OER
Fractions and Whole Units
In this online math worksheet, students concentrate on completing a variety of math problems including changing three given parts to whole units, four money problems, shading in four rectangle math equations and filling in the missing...
Curated OER
Number Line Mathematics
Learners translate problem situations into diagrams, models, and numerals using whole numbers, fractions, mixed numbers, decimals, and percents. They identify that numbers in different forms are equivalent or not equivalent using whole...
EngageNY
An Appearance of Complex Numbers 2
Help the class visualize operations with complex numbers with a lesson that formally introduces complex numbers and reviews the visualization of complex numbers on the complex plane. The fifth installment of a 32-part series reviews the...
Math Learning Center
Grade 5 Supplement Set A2 – Number and Operations: Primes, Composites and Common Factors
Incorporate riddles into your math lesson by having students make tree factors and determine if the number is a prime or composite. They will also use other clues to find the answer to the riddle while sharpening their multiplication...
DK Publishing
It's Raining Numbers! - Mixed Tables
It's raining math problems! Use this multiplication and division skills practice on a rainy day as scholars fill in water drops to complete number sentences. They fill in products, factors, dividends, divisors, and quotients to solve...
Curated OER
Multiplication and Division Within 100
There isn't too much to be excited about with these practice problems, but if you're looking for multiplication and division equations you've found them. The six multiplication problems are split into three vertical and three horizontal,...
Curated OER
Prime And Composite Numbers - Fuzoku Elementary
Fourth graders investigate the concept of prime and composite numbers. Students study the visual representation for the numbers and use the pictures in order to develop designs for larger numbers. The goal of the instructional activity...
Math Worksheets Land
Division and Finding Unknown Factors - Independent Practice
These division problems are missing divisors! There are 10 equations here for scholars to complete, all with double-digit dividends and single-digit quotients. These are all whole numbers, perfect for beginners. See if pupils catch on to...
Curated OER
Prime and Composite Numbers
Prime and composite numbers are the focus of this mathematics lesson. In it, learners practice techniques for identifying these two types of numbers. They utilize the Inspiration program to complete a task that is clearly explained, and...