DK Publishing
Subtracting Big Numbers, part 2
Get some subtraction practice with a multi-faceted math instructional activity. After reviewing two sample subtraction problems at the top of the page, third graders solve for the differences of vertical problems, horizontal problems,...
Discovery Education
Subtraction with 3-Digits Numbers #1
Looking for a simple way to practice 3-digit subtraction? Use this review page to reinforce your second and third graders' subtraction skills. It includes twenty problems for them to solve, as well as five problems using money. Useful as...
Curated OER
Modeling: Having Kittens
Cats can't add, but they do multiply! Determine the number of descendants of a single cat given specific facts about cats and kittens. The lesson focuses on developing strategies for problem solving using both individual and group work....
EngageNY
Using Matrix Operations for Encryption
Data encryption is an important security measure for sensitive data stored on computers. Pupils learn how to utilize matrices for creating code. They also get a great review of matrix multiplication, inverse matrices, and the identity...
Curated OER
Dividing
As mathematicians begin learning long division skills, use these guided problems to help get them some practice with remainders. There are 20 equations here, and each has been completed up to the point of finding a quotient. So, the...
Curated OER
Estimating Quotients
Put down those calculators! Show scholars they can solve division problems mentally using rounding strategies. They divide four-digit dividends by one-digit divisors, competing 26 problems in all. The first eight have some scaffolding...
Curated OER
Multiplication as Repeated Addition
For beginners, present multiplication as repeated addition to give them a familiar context. They examine grouped sets of objects and add up the groups to get a total. Then, learners translate the addition sets to a basic multiplication...
Curated OER
Multiplying
As scholars become more confident with their multiplication facts, give them some two-digit practice problems to solidify their skills. They solve 30 vertically-aligned problems, regrouping where necessary. All of these have one 2-digit...
Curated OER
Multiplying Larger Numbers by Ones
Those are some big numbers! Scholars multiply three and four-digit numbers by one-digit numbers in these equations. There are 28 total, and they do need to regroup for many of them. The one-digit numbers are all either 7, 8, or 9; use...
Illustrative Mathematics
Sore Throats, Variation 2
What does math have to do with a sore throat? When you mix water and salt you have a great review of how to represent proportional relationships by an equation or graph. Here the proportions of the mixtures may be different, but the...
Neufeld Learning Systems
Concept: Ratios and Proportions
Upper elementary and middle school pupils fill out a chart creating six equivalent fractions and then compare them to six different objects and/or shapes. They group together 16 various terms related to ratios and proportions. Pupils...
Curated OER
Concepts in Algebra
Study Islamic achievement in mathematics by exploring the six standard forms of equations. High schoolers will review the six forms of equations of Al-Khwarizmi. They solve equations using different forms. Links and resources are...
Illustrative Mathematics
Exponentials and Logarithms II
Learners are given a logarithmic function and its inverse exponential function. The task, which is to graph both compositions of the two functions, uses the inverse nature of exponents and logarithms to generalize about the properties of...
Curated OER
Pizza Fractions
Everyone loves pizza! Learners define fractions and use manipulatives to calculate fractions. Kids cut circles to represent various fractional parts of a pizza. Some accommodations are included.
Curated OER
Third Grade Math Review
This third grade math review PowerPoint addresses the math concepts that were taught during the school year. This interactive PowerPoint is a "Jeopardy" style review game and addresses concepts such as addition, subtraction,...
Curated OER
Math Review
In this math review worksheet, students respond to 16 questions that serve as a review of fractions, decimals, patterns, number sense, properties, story problems, and computation.
Curated OER
Math Review: subtraction, multiplication, number sentences
In this math review worksheet, students complete a math review including subtraction, multiplication, number sentences and more. Students complete 6 problems total.
Curated OER
Addition Facts With Sums to 18
Students explore addition facts with sums to 18. Using Unifix cubes, students demonstrate addition sentences. They use a variety of manipulatives to illustrate addition facts for different sums. Students participate in a flash card game...
Curated OER
Transportation Math
Young scholars use mathematical operations to examine truck drivers and the math they use everyday. In this transportation math lesson, students read word problems that relate to transportation and the math needed to solve the word...
Curated OER
Chocolate Math
Students practice solving math equations by analyzing chocolate recipe measurements. In this chocolate baking math lesson, students read about the Hershey factory and recipes used to create chocolate bars. Students solve problems and...
Curated OER
Math Investigations Facilitation Plan
In this math lesson plan, students choose a topic involving math that interests them to investigate or research. Students make a plan detailing how they will investigate their topic; such as, keeping track of plant heights over time,...
Curated OER
Mixed Review
In this math worksheet, students solve the problems using the operation of addition to fill in the missing addends. They also apply some basic knowledge of geometry to solve the second set of questions.
Curated OER
Subtraction Review
In this subtraction activity, students review their subtraction skills. They find the difference of numbers in six problems.
Curated OER
Division Review for Grade 3
In this division review for grade 3 worksheet, 3rd graders answer 10 multiple choice questions about whole number division, not interactively, with answers available.