Curated OER
Past Real Conditional / Past Unreal Conditional
In this conditional forms activity, students, using the words given, complete the text with the appropriate conditional form, either past real or past unreal.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting With Parentheses Iii
[Free Registration/Login may be required to access all resource tools.] A video models finding a missing operation (addition or subtraction) by using order of operations with parentheses and working backwards. The practice problems...
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting With Parentheses Missing Number
[Free Registration/Login may be required to access all resource tools.] This is a video and practice problems finding the missing number of a multi-step addition and subtraction problem that has parentheses. The video models the process...
Lawrence Hall of Science
The Math Page: Skill in Algebra: Removing Grouping Symbols
Here is a site that clearly and thoroughly explains removing grouping symbols like parentheses, braces, and brackets. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this...
Other
Dan's Math: Basic Skills Topics
College professor Dan Bach offers a review of various basic topics in arithmetic, pre-algebra, and algebra. Order of operations, exponents, square roots, variables, and combining terms are just a few of the many topics covered.
Khan Academy
Khan Academy: Evaluate Expressions With Parentheses
Solve multi-step expressions with parentheses. Place parentheses in an expression to make the expression equivalent to a given number. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
CK-12 Foundation
Ck 12: Elem Math: Adding, Subtracting, and Multiplying With Parentheses
[Free Registration/Login may be required to access all resource tools.] A learning module where students apply the order of operations to solve equations involving addition, subtraction, and multiplication of multi-digit numbers, as well...
CK-12 Foundation
Ck 12: Elem Math: Adding, Subtracting, Multiplying and Dividing With Parentheses
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must follow the order of operations to solve equations with several operations as well as parentheses. Includes video demonstrating...
CK-12 Foundation
Ck 12: Elem Math: Four Operations With Parentheses Missing Number
[Free Registration/Login may be required to access all resource tools.] In this learning module, students must follow the order of operations to solve an equation with parentheses and several operations where one number is missing....
CK-12 Foundation
Ck 12: Elem Math: Using the Basic Operator Symbols and Parentheses
[Free Registration/Login may be required to access all resource tools.] Cursor down if needed to locate the video "Using the Basic Operator Symbols and Parentheses - Order of Operations." In this learning module, students are given a...
CK-12 Foundation
Ck 12: Elem Math: Adding, Subtracting, and Multiplying With Parentheses
[Free Registration/Login may be required to access all resource tools.] A learning module where students apply the order of operations to find the missing operation symbol in equations involving addition, subtraction, multiplication, and...
Khan Academy
Khan Academy: Create Expressions With Parentheses
Practice creating expressions with parentheses from real-world contexts. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Translate Expressions With Parentheses
Practice changing expressions from words to math. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Elem Math: Selecting the Greatest Value
[Free Registration/Login may be required to access all resource tools.] A learning module where students must look at four number sentences with the same numbers and operations signs but different placement of parentheses, and follow the...
Illustrative Mathematics
Illustrative Mathematics: Watch Out for Parentheses 1
This problem asks the student to evaluate six numerical expressions that contain the same integers and operations yet have different results due to the placement of parentheses. It helps students see the purpose of using parentheses....
CK-12 Foundation
Ck 12: Elem Math: Add, Subtract, and Multiply With Parentheses Missing Number
[Free Registration/Login may be required to access all resource tools.] This is a video and practice problems demonstrate finding missing numbers using order of operations and working backwards. Operations include addition, subtraction,...
Khan Academy
Khan Academy: Practice: Translate Expressions With Parentheses
Activity provides questions that test understanding of how to translate expressions with parentheses. Immediate feedback is given and hints or a video are available if needed.
Calculator Soup
Calculator Soup: Math Equation Solver
Solve math problems using order of operations like PEMDAS, BEDMAS and BODMAS. This calculator solves math equations that add, subtract, multiply and divide positive and negative numbers and exponential numbers. You can also include...
Other
Highline Advanced Math: Order of Operations
This site from the Highline Advanced Math Program shows you how to use the order of operations in order to solve an equation.
Khan Academy
Khan Academy: Equations With Parentheses
Practice solving equations with parentheses using the distributive property. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Equations With Parentheses: Decimals & Fractions
Solve linear equations that contain expressions with parentheses and the coefficients are rational numbers. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Mr. Martini's Classroom
Mr. Martini's Classroom: Order of Operations Quiz With Parentheses
Assess student learning with a quiz on order of operations with parentheses. Quiz is graded when completed.
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting With Parentheses
[Free Registration/Login may be required to access all resource tools.] The resource includes a video tutorial on how to find a missing number in a multi-operational problem by working backwards. The video is followed by practice...
CK-12 Foundation
Ck 12: Elem Math: Adding and Subtracting With Parentheses Ii
[Free Registration/Login may be required to access all resource tools.] The video in the resource shows how to find a missing operation in a multi-step problem by working backwards. The practice problems involve finding either a missing...