Curated OER
Adding and Subtracting Fractions (B)
For this adding and subtracting fractions worksheet, students find the sums and differences of fractions with common denominators. Students solve 10 problems.
DK Publishing
2 More Than
Which one has two more? Each row of objects has a corresponding row, and mathematicians determine which one has two more than the other, checking it off. They work with single-digit values here and should be encouraged to write the...
DK Publishing
4 More Than
Each of these sets of buttons has a corresponding set with four more. Learners examine pairs to determine which one has four more, checking it off. Consider also asking them to write down the specific number of each set to encourage...
Curated OER
Counting by 3s, 4s, and 5s
Skip count along the mushrooms to complete these number sentences which give young scholars an introductory look at addition and subtraction. Starting from five double-digit numbers, they subtract or add by threes, fours, and fives to...
Curated OER
Long Day?
Students become aware of the effects of tides on the Earth's rotation. In this tides lesson plan, students calculate the number of seconds lost over various periods of time.
Math Doctor
Chapter 2: Integers & the Number Line
Here is an extensive set of teacher's notes to help you teach all about integers. Begin by introducing a number line and how it can be used to visualize positive and negative numbers. Talk about absolute value and the additive inverse...
Curated OER
A More Perfect Union: The Story of Our Constitution
Sit back, relax, and transport to 1787! This lesson on the Constitution begins with guided imagery of the Constitutional Convention. The class reads A More Perfect Union: The Story of Our Constitution in an...
Illustrative Mathematics
Graphs of Quadratic Functions
The equations look different, but their graphs are the same. How can that be? This activity leads your mathematicians in an exploration of three different forms of the same quadratic function. After comparing the equations, their graphs,...
Curated OER
Skeleton Tower
Your algebra learners build a quadratic function in this task of counting the blocks used to build objects. The arithmetic sequence that shows up brings up a shortcut to the long addition using the Gauss Method. Eventually, learners...
Mathematics Vision Project
Probability
Probability, especially conditional probability, can be a slippery concept for young statisticians. Statements that seem self-evident on the surface often require a daunting amount of calculations to explicate, or turn out to be...
Mathed Up!
Money Problems
Mo' money, mo' problems! But don't worry, here is an assessment that proves to young mathematicians that they can solve actual money problems. The resource includes 11 money problems involving addition, subtraction, multiplication,...
Mathed Up!
Estimation
Reinforce estimation and the four operations—addition, subtraction, multiplication, and division—with eight page, 15 problem independent practice exercise.
Curated OER
Fractions, Decimals, and Percents Got You Down? "Tri" This!
Have your class design their own mathematical study aids. Learners collaborate in groups on the design of tri-fold presentation describing the relationships between mathematical computations. Then, they write a business letter to the...
Curated OER
Let's Try Various Calculations
Students explore math facts. In this calculation and math facts lesson, students play a board game in which addition, subtraction, multiplication, and division math facts are practiced. A copy of the game is included.
Curated OER
Using Math with Sale Papers
Fifth graders estimate their results and then prove through calculations. For this math lesson, 5th graders solve problems using multiplication, division, addition, and subtraction. They also use mental math to solve their problems.
Curated OER
Measure: Perimeter, Area and Volume
Students practice measuring with formulas. In this measurement lesson, students complete an activity that requires them to calculate perimeter, area, and volume.
Noyce Foundation
Snail Pace
Slow and steady wins the race? In the assessment task, scholars calculate the rates at which different snails travel in order to find the fastest snail. Hopefully, your class will move much more quickly in finishing the task!
Curated OER
Grade 3 Spring Themed Word Problems: Problem 1
In this math worksheet, 1st graders solve one story problem which involves multiplying single digit dollar amounts plus addition of money without pennies. There is a work space for students to show their calculations.
Curated OER
Math Jeopardy: Basic Skills
Students play a PowerPoint activity to be used as a review of basic skills for order of operations, and the operations of addition, subtraction, multiplication, and division for whole numbers, some fractional numbers and integers....
Curated OER
Slope Calculation
Learners compute the slope of a line based on the coordinates of two points on the line. In addition, they examine the relationship between the numerical value of slope and its properties on a graph.
Curated OER
Math Speed Tests Book 1
In this timed math drills instructional activity, students complete two 50 problem tests with mixed addition and subtraction facts to 20. They are presented in horizontal form and may be timed.
Curated OER
Reading to Calculate
Students examine the calculator. In this math lesson, students use the directions to learn how to use a calculator. Students apply the knowledge and solve problems using the calculator.
Curated OER
Weaving a Story
It's time to investigate patterns! First and second graders construct a paper weaving using a hundreds chart, then use the Ti-10 calculator to make patterns such as adding 3 each time. Learners remove multiples of three from the hundreds...
Curated OER
Symbols in Algebra
Learners name and sketch numerical expressions. In this order of operation lesson, students add, subtract, multiply and divide using the correct order of operation. They perform four specific calculations for their motivation lesson.