Curated OER
Ordering Numbers in a Sequence
In this math worksheet, students analyze rows of random 2,3 and 4 digit numbers. Students sort each row of numbers into order from largest to smallest, then add 3 more numbers to the end of each sequence.
Curated OER
Add Different Digits - Vertical
In this finding the sums activity, students add mixed numbers from two-digits to five digits with regrouping. Students solve 12 problems.
EngageNY
Complex Numbers and Transformations
Your learners combine their knowledge of real and imaginary numbers and matrices in an activity containing thirty lessons, two assessments (mid-module and end module), and their corresponding rubrics. Centered on complex numbers and...
EngageNY
Even and Odd Numbers
Even or not, here I come. Groups investigate the parity of products and sums of whole numbers in the 17th lesson in a series of 21. Using dots to represent numbers, they develop a pattern for the products of two even numbers; two odd...
EngageNY
Complex Numbers as Vectors
Show your math class how to use vectors in adding complex numbers. Vectors represent complex numbers as opposed to points in the coordinate plane. The class uses the geometric representation to add and subtract complex numbers and...
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 3
Assess scholars' knowledge with a 22-page assessment that covers place value, patterns, probability, estimation, measurement, geometric figures; and their ability to add, subtract, multiply and divide proficiently.
DK Publishing
Cubes of Small Numbers
Now that geometers know how to solve for square units, can they solve for cubed units? Explore this concept as scholars examine four cubes to solve for volume in each. A detailed example explains this process, but you may consider asking...
Illustrative Mathematics
Computations with Complex Numbers
This quick set of problems provides a brief refresher on the arithmetic of complex numbers. Learners need to multiply, add and subtract, and remember features of i when raised to a power. Included solutions are clear enough that learners...
Curated OER
Chapter 19 Review, Section 3: Oxidation-Reduction Reactions
If you need a homework assignment for your chemistry class, add this one to the possibilities. This assignment is composed of six questions including the identification of oxidizing and reducing agents, recognizing different redox...
CK-12 Foundation
Prime Factorization: Chocolate Chip Factoring
An interactive resource challenges mathematicians to show what they know about prime factorization. Five multiple-choice, true or false, and discussion questions use chocolate chip cookies to set a real-world application of the concept.
CK-12 Foundation
Order Real Numbers: Pie Baking Contest
Time is on your side. Scholars plot three points on number lines with different time units to represent the time it takes three people to bake pies. They determine the fastest baker and the difference in times between the bakers.
CK-12 Foundation
Whole Number Exponents: Building Blocks
Five questions make up an interactive all about whole-number exponents. Movable building blocks create a visual tool to aide mathematicians in answering multiple-choice and true or false problems. The interactive ends with a discussion...
CK-12 Foundation
Division of Decimals by Whole Numbers: Lemonade Stand
After a full day of selling lemonade, three friends split the cost of the profit money. If the total profit was $34.20, how much will each friend get?
Curated OER
Add Mixed Numbers with Like Denominators (C)
In this mixed number addition worksheet, 5th graders add the whole numbers and then the fractions in the mixed number equations. Students then reduce the fraction to solve the 14 problems.
Curated OER
Add Mixed Numbers With Like Denominators (A)
In this adding mixed numbers with like denominators worksheet, students problem solve and calculate the answers to seven addition equations.
Curated OER
Add Mixed Numbers with Like Denominators (G)
In this fraction addition worksheet, 5th graders add the whole numbers and the fractions for the mixed numbers with like denominators. Students solve 14 fraction problems.
Curated OER
Add Mixed Numbers with Like Denominators (D)
In this fraction addition learning exercise, 5th graders add the numerators of the mixed number fractions with like denominators to solve the 14 problems.
Curated OER
Add Mixed Numbers with and without Regrouping
In this adding mixed numbers with and without regrouping worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Curated OER
Adding Three Numbers
In this math learning exercise, learners add three, single digit numbers. Students complete fifteen problems for mastery and accuracy.
Curated OER
Fun Math: Add 3 and 4 Digit Numbers #2
In this addition worksheet, students solve a total of 15 problems, adding 3 and 4 digit numbers. Problems are accompanied by "cute" animal pictures.
Curated OER
Addition: three numbers
In this addition worksheet, students add three numbers together. Students complete 40 problems where each number is one or two digits.
Curated OER
Adding Mixed Fractions (J)
Learners solve a total of 10 problems; all problems add mixed numbers; answers included on page 2.
Curated OER
Missing Numbers: Addition and Subtraction
In this missing numbers worksheet, students fill in missing numbers to complete a set of 8 problems using addition or subtraction. A reference web site for additional resources is given.
Curated OER
Ones and Tens Place Value
As scholars examine place value, these exercises help them incorporate addition and grouping. First, they answer three missing-addend questions, each with 10 as the given addend. Because all of the missing numbers are single-digit, this...