Curated OER
Numbers and Operations
Students practice using proportions to discover the fraction needed to use the right amount of an ingredient. They calculate the number of ounces in one gallon as well. They answer questions to complete the lesson.
Helping with Math
Addition: Number Bonds to 20
Pupils fill in the missing addend to an addition problem that adds up to 20. This number could be a one-digit or two-digit number. They complete a total of 41 missing addend problems. Answers are available.
Ohio Department of Education
Writing and Comparing Numbers in Scientific Notation-Grade Eight
Explore scientific notation in this mathematics lesson. Young mathematicians explore multiple representations of large number in scientific notation through the use of models, visual representation and expanded form. The lesson provided...
Curated OER
Horizontal Addition
Here are four examples of double-digit horizontal addition. Learners are shown how to compute numbers horizontally, by first adding the tens and then the ones columns and then adding them both together. This is a great way to boost...
Curated OER
Addition: Number Bonds to Fifty
In this identifying numbers that total fifty worksheet, students use an addend and the sum fifty to write the missing number. Students solve 41 problems.
Curated OER
Naming Fractional Parts of a Whole
Third graders complete a worksheet. In this fractions lesson, 3rd graders review fraction vocabulary, use the SmartBoard to divide fractions and complete stations where they work with fractional parts of a whole.
Ohio Department of Education
Fraction Models - Grade Three
Explore fractions using different manipulatives and illustrations. Your class can create a variety of models of fractions and mixed numbers with drawings and manipulatives. They then work to compare fractions, mixed numbers, and whole...
Curated OER
Prime and Composite Number Mini Lab
Elementary schoolers determine the attributes of prime and composite numbers. Pupils, working in pairs, participate in an activity in which they use manipulatives to show the rectangles that can be made from square tiles. They practice...
EngageNY
The Geometric Effect of Multiplying by a Reciprocal
Class members perform complex operations on a plane in the 17th segment in the 32-part series. Learners first verify that multiplication by the reciprocal does the same geometrically as it does algebraically. The class then circles back...
Curated OER
Number and Number Relations: Lesson 3
Fourth graders explore the concepts of addition and subtraction. They investigate the relationship between addition and subtraction and determine the operation needed to solve a problem.
Curated OER
Numeracy Lesson Plan: Reception
Students examine number sense by participating in identification activities. For this number value lesson, students practice counting from 1-10, identifying number flash cards, reading clocks and multiplying basic numbers. Students...
Curated OER
Number Bonds to 10 and 20
For this number bonds to ten and twenty worksheet, students work in pairs with a deck of subtraction and addition cards. Students match up both sets of cards after they've been placed face down on a table.
Curated OER
Order Your Numbers
Students examine the order of whole numbers that range from 0 to 1,000. They compare and contrast the quantities of different numbers using the number line, objects, and symbols of comparison. Students also work as a class with cards to...
Curated OER
Fractions Two-Step Word Problems-Mixed Numbers
In this fractions worksheet, learners complete word problems containing fractions and mixed numbers. Students complete 12 problems.
Curated OER
Numeracy Lesson Plans
Students complete a series of lesson plans dealing with numbers, counting, and ordering. In this numbers lesson plan, students identify numbers, identify number patterns, count forwards and backwards, and more.
Curated OER
The Journey of a Banana
To investigate the price of bananas in order to evaluate basic counting and number sense skills, your mathematicians focus upon multiplication and problem solving that incorporates social studies in the form of building awareness about...
Curated OER
Place Value Review
Review various aspects related to place value with this easy-to-follow presentation. Learners can review the base ten system, see representations, and read descriptions of ones, tens, hundreds, and thousands, and numbers in expanded...
Curated OER
Number Line Mathematics
Students 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...
Curated OER
Learning Number Words
Students practice saying their numbers and identifying the words. They use whole numbers and decimals to practice grouping numbers into different categories. They write the word of the number they are shown.
Curated OER
Fractions of Quantities
What is 1/4 of 36? The class will work through six examples and 4 problems to better understand the relationship between fraction and quantity. The first six example show how a whole is broken into equal parts and is represented as a...
Illustrative Mathematics
Operations with Rational and Irrational Numbers
Learners complete addition and multiplication tables that include rational and irrational numbers. They also answer a series of questions about the sums and products of irrational and rational numbers. One suggested modification would be...
Curated OER
Train Skip Counting: Count by 2s
Skip counting builds number sense and prepares learners for multiplication. Intended for use with Autistic children, but appropriate for anyone, this worksheet provides a way to practice counting by 2s. There are 6 trains, the child...
Curated OER
ONES and TENS
Before you can teach place value or regroup, you need to provide students with a concrete idea of the definition of ones and tens. Here, ones and tens are defined and then shown several different ways in order to represent several...
Illustrative Mathematics
Making Cookies
Hooray for chocolate chip cookies! Ask your mathematicians to triple a chocolate chip cookie recipe and then reduce the recipe by one-fourth. Your class may need two days to complete, tripling the recipe the first day and reducing the...