California Education Partners
Window Washers
Aim high with a task on window washers. An assessment task challenges learners to determine the number of windows two people wash. They do this using a given number of window rows on each side of a building. In addition, they find the...
Resources for Educators
Math & Science Connection
Whether you're using a collection of Dr. Seuss books to teach basic math skills like counting, adding, and subtracting, or exploring the different states of matter by melting a crayon with a hairdryer, a series...
Curated OER
Multiplication: Doubling and Halving
Intended for summer school, this unit review covers basic multiplication through doubling and halving, division, fraction to decimal conversion, and word problems involving decimal numbers. Use it to warm up the class, review concepts,...
Computer Science Unplugged
The Chocolate Factory–Human Interface Design
What is this? What is it for? How does it work? Challenge the class to think about to how to design a new chocolate factory for the Oompa-Loompas to make it easy to use. The activity is the first of a three-part series on...
Curated OER
One Hundred Hungry Ants (Multiplication and Division)
Fourth graders explore factors of numbers from 1 to 50. They gain practice with basic facts and multi-digit multiplication problems. Students practice the commutative property. They discover the link between multiplication and...
Curated OER
Pascal's Triangle
Learners explore the concept of Pascal's Triangle. In this Pascal's Triangle lesson, students use an applet called 'Coloring Multiples' to explore Pascal's Triangle. Learners develop patterns starting with various numbers in Pascal's...
Curated OER
The Multiplier (larger 2-digit by 1-digit numbers)
Students utilize number sense applications to multiply two digit numbers. They use "The Multiplier" and Internet source to partition and solve 2 digit by 1 digit multiplications. Students describe how to solve 2-digit by 1-digit...
Curated OER
Factoring to Find Divisors
In this math worksheet, young scholars find all factors of five two digit numbers. They tell the related division facts. Students list the factors of the numbers.
Curated OER
Investigation - Who is Right?
Third graders explore mathematics by solving problems in groups. For this math functions lesson, 3rd graders demonstrate their understanding of addition and subtraction by completing two digit math problems. Students define a list of...
Curated OER
Changing Fractions to Decimals
In this fractions to decimals worksheet, students change fractions with one digit numbers to decimals. Students complete 12 problems total.
Curated OER
Addition and Subtraction, Multiplication and Division Review
Students must use their mathematical reasoning skills in order to make four math statements true by filling in the boxes with the correct digits. Addition, subtraction, multiplication, and division problems appear.
National External Diploma Program Council
Finding an Average
Young hopefuls can practice finding the average of a group of numbers represented in tables and word problems.
Curated OER
Divisibility Checks: Paired Activity
In this division game worksheet, students will work in small groups to play a game about dividing numbers. A teacher's guide with game instructions is included.
Curated OER
Remainder Race Game Board
In this math activity, students examine 16 boxes, each with a division problem. Each problem has a 2 digit number divided by a one digit number and there is a missing number in the dividend. There are no directions about what students...
Curated OER
What's in the Gift?
In this division learning exercise, students have to solve for the missing divisor. Problems include three digit dividends divided by two digits. Problems are mixed in levels. These problems do not have remainders.
Curated OER
Factors
In this factors learning exercise, students solve word problems having to do with factors of numbers that are up to 4 digits. Students complete 10 problems.
Curated OER
Goldfish Subtraction
Students manipulate Goldfish crackers to explore subtraction and number sentences.
Curated OER
Unit 1, Worksheet 2, Calculator Worksheet
In this calculator worksheet, students explore place value, standard notation, and exponential notation. They add, subtract, multiply and divide positive and negative integers with and without a calculator. This three-page worksheet...
Curated OER
One- and Two-Digit Multiplication
Third graders multiply whole numbers by one- and two-digit numbers using base ten blocks and technology connection.
Curated OER
Remainders and Divisibility
In this remainders and divisibility worksheet, 3rd graders determine the divisibility of 10 numbers, then write the remainder if there is one.
Pennsylvania Department of Education
Order, Order
Students use pictures to identify items as ordinal numbers. In this ordinal numbers lesson plan, students use the words "before" and "after" to identify the pictures as well.
Curated OER
Dynamic Divisibility
Students examine the rules of divisibility for the numbers 2, 3, 5, 6, 9 and 10. They apply these rules to larger numbers.
Curated OER
Divisibility Rules
In this divisibility rules worksheet, students solve problems using the division rule for the number three. Examples and explanations are given prior to the exercise. This one-page worksheet contains approximately 20 problems.
Curated OER
Mental Strategies For Multiplication And Division
Young scholars engage in a lesson that is concerned with the use of mental strategies for multiplication and division. They develop the cognitive skills through repetition exercises that include mental exercises like "Mad Minutes...