+
Organizer
Curated OER

Divide and Conquer: Division Rules

For Students 3rd - 4th
In this division rules worksheet, students name the division rules used in a set of tables, then fill in missing input and output numbers to complete, 4 tables total.
+
Lesson Plan
Curated OER

What Makes Ten

For Teachers 1st - 2nd
Students investigate the concept of ten and how it is part of the real number system. They find the quantity of ten using as many combinations as possible. They can count using manipulatives, write on paper, or by doing mental math.
+
Lesson Plan
Curated OER

Dividing by 4's

For Teachers 3rd
Third graders explore math functions by completing problem solving activities. For this division lesson, 3rd graders utilize the division strategies acquired earlier to divide multiple digit numbers by 4's. Students complete problems on...
+
Lesson Plan
Curated OER

21 Game (Self Esteem)

For Teachers 2nd - 6th
Here's a simple math game that two people can play together. The first player says the number one or two. Then, the other player says the next one or two consecutive numbers. The goal of the game is to be the player who says "twenty-one"...
+
Worksheet
Curated OER

Arithmetic: Fractions

For Students 7th - 10th
In this fraction worksheet, students add and subtract fractions with unlike denominators.  They multiply and divide fractions.  This one-page worksheet is designed for mental math.  It contains 30 problems, with answers.
+
Lesson Plan
Curated OER

Mental Math Blocks

For Teachers 4th - 5th
In this mathematics worksheet, students solve various types of problems in each of the squares. They use symbols to compare numbers. They also divide and multiply.
+
Worksheet
Curated OER

Estimating Quotients

For Students 4th Standards
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...
+
Lesson Plan
Alabama Learning Exchange

Ice Fishing is for the Birds

For Teachers K - 1st Standards
Approach addition with young mathematicians in an engaging way through this penguin-inspired activity. In small groups, scholars think about times they have used addition in their real lives (there are some suggestions given), then watch...
+
Lesson Plan
Curated OER

Dominos As Fractions

For Teachers 4th - 6th
Students investigate the concept of using fractions in a variety of different contexts. They participate in a hands on activity in the stead of book work. The goal is to get them acquainted with the use of fractions using mental math...
+
Lesson Plan
1
1
Delaware Math Cadre Elementary Committee

Operations and Algebraic Thinking

For Teachers 4th Standards
How to use the relationship between multiplication and division to solve math word problems is the focus of the lesson presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then, each group is given...
+
Unit Plan
National Security Agency

Introducing Integers and Their Operations

For Teachers 6th - 8th Standards
There's nothing negative about this mini-unit on integers! Engaging young mathematicians in a series of hands-on activities and collaborative learning opportunities, this resource offers an excellent way to introduce your class to...
+
Lesson Plan
Curated OER

Using Math with Sale Papers

For Teachers 5th
Fifth graders estimate their results and then prove through calculations. In this math lesson, 5th graders solve problems using multiplication, division, addition, and subtraction. They also use mental math to solve their problems.
+
Lesson Plan
Curated OER

Fast Facts

For Teachers K - 5th
Ever use the inner circle/outer circle method of learning? Placing learners in a stationary inner circle and a rotating outer circle, they roll a die and attempt to be the first to call out an addition or multiplication equation with the...
+
Worksheet
Curated OER

Fractions and Percentages

For Students 7th - 9th
In this fractions and percentages worksheet, students are given 4 mental test each with 8 problems including finding percentages, converting decimals and fractions to percentages, and adding, subtracting and multiplying fractions.
+
Worksheet
Curated OER

Mental Division of Whole Numbers

For Students 4th - 6th
In this mental division worksheet, students utilize mental arithmetic to answer forty division math problems dealing with whole numbers. Students check their answers online as they go.
+
Lesson Plan
Curated OER

Dividing by 3's

For Teachers 3rd
Third graders review and practice strategies for solving division problems. In this division by 3's lesson, 3rd graders play games, use an interactive whiteboard, create flashcards, and solve word problems. 
+
Worksheet
Curated OER

Division Equations

For Students 9th - 10th
In this division worksheet, students solve algebraic problems containing fractions. This one-page worksheet contains 11 problems. Answers are provided. This worksheet may be completed on-line or produced in printed form.
+
Lesson Plan
Curated OER

Mental Math

For Teachers 1st - 3rd
Young scholars participate in an online computation game. In this computation lesson, students practice simple computations and use an internet site to review addition and subtraction facts.
+
Lesson Plan
Curated OER

Topsy-Turvy Math With Rational Numbers

For Teachers 4th
Fourth graders complete a worksheet. As a whole class, 4th graders hear a lecture and complete a worksheet on factors, multiplicative inverses and reciprocals, finding the quotient of two fractions and the division of fractions to...
+
Worksheet
Curated OER

Arithmetic: Division of Decimals

For Students 8th - 10th
In this arithmetic worksheet, students mentally divide whole numbers and decimals.  They translate word problems to equations and then solve them.  This six-page worksheet contains approximately 70 problems.  Answers are provided on the...
+
Lesson Plan
Curated OER

Fiddle Dee Diddle - It's Time For A Riddle

For Teachers 3rd
Energize your math class! They will use the story problem process to solve math riddle problems. They compute and solve problems involving addition and subtraction of 3- and 4- digit numbers and basic facts of multiplication and division...
+
Worksheet
Curated OER

Operations Word Problems

For Students 4th
Challenge your class with this problem solving worksheet. Learners answer the seven problems using division and multiplication skills.
+
Worksheet
Curated OER

Fantastic Fractions

For Students 5th - 7th
Young math whizzes solve 20 various types of equations related to fractions. First, they state each portion shaded as a fraction in lowest terms. Then, they determine the missing numerator or denominator and determine the value of each...
+
Lesson Plan
Curated OER

Alternative Algorithms

For Teachers 6th - 8th
Analyze algorithms for computing with rational numbers and develop fluency in their use with your math class. They work individually to solve the problems on the "Alternative Algorithms" sheet. Then, they analyze the appropriateness of...