Illustrative Mathematics
Illustrative Mathematics: Calculator Trouble
Even though students can solve this problem by multiplying, it is unlikely they will. Here it is much easier to answer the question if you can think of multiplying a number by a factor as scaling the number. Aligns with 5.NF.B.5.
Illustrative Mathematics
Illustrative Mathematics: 5.nf Fundraising
This task asks students to multiply rational numbers. Aligns with 5.NF.B.5.
Illustrative Mathematics
Illustrative Mathematics: 5.nf Grass Seedlings
For the sake of this commentary, let R be the height of Rual's seedlings (of course students do not need to use a letter to represent any number in this task). Student must compare the size of each of two products (112xR, and 34xR) to...
Illustrative Mathematics
Illustrative Mathematics: Picturing Factors in Different Orders
The purpose of this task is to help students picture the multiplicative structure of the number 30 in different ways. Some of this structure is easier to communicate using grouping symbols, as it is easier to interpret...
Illustrative Mathematics
Illustrative Mathematics: 6.ee Distance to School
This task asks young scholars to find equivalent expressions by visualizing a familiar activity involving distance. The given solution shows some possible equivalent expressions, but there are many variations possible. Aligns with 6.EE.A.2.
Arcademics
Arcademics: Swimming Otters
Swimming Otters is a multi-player racing game that allows students from anywhere in the world to race one another while solving multiplication expressions!
Sophia Learning
Sophia:multiplying With Decomposition
The video lesson examines multiplying using decomposition. Detailed examples investigate the multiplication technique.
Sophia Learning
Sophia: Using Commutativity
Take a look at the commutative property of addition and multiplication and take quiz to assess learning.
University of Cambridge
University of Cambridge: Maths and Sports: Medal Muddle
Can you work out which order these thirteen nations finished in after competing? This activity presents an exercise in strategic thinking, accessible to lower secondary students (but hinting at the more advanced mathematics of sorting...
Khan Academy
Khan Academy: One Step Multiplication & Division Equations
Practice solving equations in one step by multiplying or dividing a value from both sides. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Illustrative Mathematics
Illustrative Mathematics: 7.ee Shrinking
Seventh graders determine the decrease in height over a period of time with this real life lesson.
Illustrative Mathematics
Illustrative Mathematics: Multiplying Decimals by 10
The purpose of this task is to help students understand and explain why multiplying a decimal number by 10 shifts all the digits one place to the left. This understanding builds on work around place-value that students have done with...
Illustrative Mathematics
Illustrative Mathematics: Painting a Room
The purpose of this task is to provide students with a situation in which it is natural for them to divide a unit fraction by a non-zero whole number. Determining the amount of paint that Kulani needs for each wall illustrates an...
Other
The Actuarial Foundation: Let's Go to the Mall! Explorations in Combinatorics
Let's Go to the Mall! is designed to help learners understand the connection between various kinds of combinations (multiplication principle and choose numbers) and permutations.
University of Cambridge
University of Cambridge: Nrich: Round and Round the Circle
Learn multiplication with this dial star exercise. Predict what shapes you will get with different numbers.
Fun Brain
Fun Brain: Power Football
In this game you can play football while solving math problems. Students can choose from Addition, Subtraction, Multiplication, Division, or All; there are 4 levels of play to choose from and they can choose algebra style or regular math.
Scholastic
Scholastic: Math Maven's Mysteries: The Big Top Carnival Caper
Help the Math Maven figure out how much money it will cost to give a balloon to every tenth person riding the Ferris wheel. Includes a PDF.
Scholastic
Scholastic: Math Maven's Mysteries: The Cuckoo Caper
The famous Clockenheimer Cuckoo is missing from Clockenheimer Clocks on Main Street! Help Math Maven get it back by solving a math riddle.
Alabama Learning Exchange
Alex: To Scale or Not to Scale? That Is the Factor.
Students will learn to solve proportions and find missing sides of similar figures using the scale factor. This lesson is best taught before the concept of cross multiplication is developed. Not only will the student learn the process of...
Sophia Learning
Sophia: Identities Tutorial
Understand the meaning of identity using mathematical expressions in this tutorial. Complete the assessment at the end of the video to show understanding of the concept.
Lawrence Hall of Science
The Math Page: Skill in Arithmetic: Multiply Fractions
This Math Page tutorial explains how to multiply a number by a fraction or a mixed number and then features a practice exercise.
Texas Instruments
Texas Instruments: Names for 100
Students will use the calculator to carry out operations of addition, subtraction, division, and multiplication on integers, fractions, and decimals to find mathematical expressions that equal 100.
Quia
Quia: Story Problems With Mixed Practice
Your problem-solving skills are put to the test in this interactive word problem game on this site. Employ a variety of mathematical skills and strategies including logical reasoning and computation. Multiple choice problems created for...
AAA Math
Aaa Math: Aaa Math Lessons
AAA Math's interactive tutorials and lessons assist students grades K-8 improve their understanding of a wide range of arithmetic topics. Students are provided with immediate feedback as they complete the "Learn," "Practice," and "Play"...