Curated OER
Number Problems
Young scholars write equations for problems. In this number lesson, students add, subtract, multiply and divide numbers to solve for a variable. They rewrite word problems using algebraic symbols.
Math Worksheets Land
Add and Subtract to 100
Get some practice with double-digit addition and subtraction from all directions! Learners complete two equations for each operation, one horizontally and one vertically. Consider your objective with this one; do you want scholars to use...
Curated OER
Column Subtraction Money Four Digits
In this column subtraction money four digit worksheet, students rewrite the money subtraction problems into columns and work them out.
Curated OER
Column Subtraction: Five Digits
In this column subtraction with five digits worksheet, students rewrite twelve problems in column form, then subtract, using regrouping when needed.
Curated OER
Word Problems
In this algebra activity, 9th graders rewrite word problems into algebraic sentences. They define sum, difference, quotient and factors. There are 5 word problems with an answer key.
Curated OER
Solving Equations with Addition and SUbtraction
Students solve linear equations. In this algebra lesson, students isolate the variable on one side of the equal sign and solve for x. They rewrite word problems and solve for x.
Curated OER
Mixed Addition and Subtraction
In this subtraction and addition worksheet, 2nd graders use both operation with double digit numbers. Students rewrite 7 horizontal problems in the vertical position and solve for answers.
Curriculum Corner
Order of Operations Task Cards (1)
See how well learners know how to solve expressions using the order of operations. Use this packet that includes 28 task cards that requires pupils to evaluate expressions with variables, solve expressions using the correct order of...
Curated OER
Rewrite to Subtract: Practice
In this subtraction worksheet, students rewrite the numbers and subtract the problems. Students finish with one test prep question that rewrites the numbers and subtracts.
Curated OER
More Two-Digit Subtraction Practice 13.2
In this subtraction with borrowing worksheet, students solve 16 problems in which two-digit numbers are subtracted with regrouping.
Curated OER
Subtraction of Fractions
In this subtracting fractions worksheet, students solve 15 problems in which fractions with like denominators are subtracted.
Illustrative Mathematics
Computations with Complex Numbers
This quick set of problems provides a brief refresher on the arithmetic of complex numbers. Learners need to multiply, add and subtract, and remember features of i when raised to a power. Included solutions are clear enough that learners...
Curated OER
Using Basic Properties to Solve Problems in Math
Learners identify and define the rules of properties of real numbers. They rewrite each of the problems listed using the commutative or associative properties. Pupils apply problem solving strategies to clarify situations in a table...
Curated OER
Fraction XII: Subtracting Unlike Denominators
This fractions PowerPoint defines and gives examples of multiples and least common multiple, then models how to list multiples and circle the least common multiple. Each step to use in subtracting fractions with unlike denominators is...
Curated OER
Fraction - Subtracting Unlike Denominators
These presentations by Monica Yuskaitis are particularly good. In this one, she shows viewers how to deal with subtracting fractions that have unlike denominator, no small task! This is a tricky process, and this PowerPoint takes young...
Curated OER
Column Subtraction: 3 Digits, Horizontally
In this column subtraction with 3 digits worksheet, students solve twelve horizontal subtraction problems with three digits by rewriting them in column form with regrouping.
Curated OER
Decimal addition and subtraction
In this decimals activity, students complete addition and subtraction problems with numbers containing decimals. Students complete 10 problems.
Curated OER
Set-Builder and Interval Notation
In this set-builder and interval notation worksheet, 9th graders solve and complete 10 different problems that include using set-builder and interval notation to represent an inequality. First, they rewrite the number line shown using...
Curated OER
Column Subtraction 6
In this finding the differences worksheet, students read two-digit horizontally written problems, rewrite them in columns, and solve with regrouping. Students solve 12 problems.
Curated OER
Add and Subtract within 1000
The visual nature of this instructional activity makes it ideal to project for an all-class warm up. Learners first complete two horizontal addition problems involving three-digit addends. Consider whether or not you will encourage them...
Concord Consortium
Defining Logarithms
An inverse relationship exists between exponents and logarithms, allowing mathematicians to easily convert one to the other. Scholars apply a brief definition of logarithms with a few practice problems. Then, they discover the...
Curated OER
How Simple Is Your Rational Expression?
Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...
Curated OER
Perfect Squares and Factoring
A teacher guided lesson on perfect squares and factoring. They discuss perfect squares, observe the expansion steps for finding the product, and practice solving problems. They complete a worksheet on perfect squares and factoring.
Curated OER
Unit 9 Review
Middle and high schoolers solve and complete 15 various types of problems that include evaluating expressions and graphing. First, they use the substitution method to solve pairs of equations for a variable. Then, students write out a...