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Curated OER
Add and Subtract within 20
The sums and differences only reach 20 in this arithmetic activity. Scholars answer 10 simple number sentences, some involving two numbers and others with three. They choose the correct answer from a list on the right. There are the same...
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Solving Basic Equations 2
In this basic equation worksheet, students solve equations containing one variable. Students show their algebra steps as they solve division, multiplication, addition and subtraction problems containing positive and negative integers,...
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Addition and Subtraction
Students develop their own strategies to solve basic addition and subtraction facts. In this addition and subtraction lesson plan, students use strategies they already know and new ones to solve problems.
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Transportation Math
Students use mathematical operations to examine truck drivers and the math they use everyday. In this transportation math instructional activity, students read word problems that relate to transportation and the math needed to solve the...
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Math Jeopardy: Basic Skills
Learners 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....
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Subtraction and Addition Word Problems Made Easy
Third graders create addition and subtraction word problems for a partner to solve using marbles. They explain whether the problem is an addition, subtraction, "take away", "have and need", compare or "what is the rest" type problem.
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Addition, Subtraction, Multiplication and Division of Positive and Negative Integers
In this integers activity, learners solve 36 questions in which positive and negative integers under 50 are added, subtracted, multiplied or divided.
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Word Problems: Addition and Subtraction
Word problems build reading comprehension and problems solving skills. Here is a set of 10 basic word problems that involves both addition and subtraction using the numbers 1-10.
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Find My Family
In this fact family worksheet, young scholars draw lines to match math facts in the left and right columns to the answers which are written on pictures of puppies shown in the center. They find both sums and differences.
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Mathematics Lesson Plan
Second graders study subtraction facts. In this mathematics lesson, 2nd graders discuss how to solve two digit subtraction problems. Students recognize that there are many different methods or strategies one can use such as using...
Math Mammoth
The Four Operations
In this order of operations learning exercise, students complete several activities that help them learn to solve problems using the four operations of addition, subtraction, multiplication, and division.
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Three-Digit Addition and Subtraction With Regrouping
Second graders access prior knowledge of addition and subtraction using two-digit numbers and calculate easily with them. In this three-digit addition lesson, 2nd graders learn to add and subtract three-digit numbers with and without...
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Addition and Subtraction in Center Time
First graders use bean bags, dominos, number trains, counters, paper clips, flashcards, beads and more in a variety of centers to practice basic addition and subtraction facts.
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Multiple Operations (L)
In this multiple operations worksheet, 4th graders enhance their math skills by solving the 30 addition, subtraction, multiplication and division problems.
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Multiple Operations (P)
In this mathematical operations worksheet, 4th graders enhance their math skills by solving the 30 addition, subtraction, multiplication, and division problems.
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Multiple Operations (C)
In this multiple operations worksheet, students improve their math skills by solving the 30 addition, subtraction, multiplication, and division problems.
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Multiple Operations (D)
In this multiple operations instructional activity, 4th graders enhance their math skills by solving the 30 addition, subtraction, multiplication, and division problems.
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Arithmetic: Revision
For this mathematical operations worksheet, learners complete addition, subtraction, multiplication, and division equations. Students also complete word problems using mathematical operations.
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Multiple Operations (K)
In this multiple operations worksheet, 4th graders enhance their math skills by solving the 30 addition, subtraction, multiplication, and division problems.
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Problem Solvers
Fifth and sixth graders compare decimals to the place-value structure in the base-ten number system. They represent fractions as parts of unit wholes, as parts of a set, as locations on a number line, and as divisions of whole numbers....
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Number Operations
Inject fun into your math review! Pupils review basic math operations with decimals as well as addition and subtraction with simple fractions. In this number operations lesson, students work in groups to create a game for the math skill...
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Rule It Out
Here's a way to create math fact flash cards! Learners create their own cards and sort them into matching categories. Learners start with addition and work their way up to harder math such as multiplication, and are asked to notice...
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Calculation Methods 1
There are so many ways to solve any given math problem. Get your problem-solving basics covered with this handy slide show. Various calculation methods are used to solve multiplication, addition, subtraction, and division problems...
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Math Reference Sheet
Your young learners will enjoy having quick access to this reference sheet that includes a multiplication chart, formulas for perimeter, area, and volume, place value chart, fraction chart, basic types of polygons, triangles and lines...