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...
Curated OER
Patterns and Sequences
Sixth graders explore pattern recognition and sequencing. They create arithmetic and geometric sequences with colors, shapes, and numbers. Students write expressions of arithmetic sequences and geometric sequences to find the nth term.
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Seven Advanced Algebra Problem Sets
In this advanced algebra learning exercise, students solve seven problem sets covering: linear equations, arithmetic sequence, slope, point-slope, median, linear system, substitution method and the elimination method.
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Seven Sequences and Series Activities
For this sequences and series worksheet, students complete seven activities covering arithmetic sequences, geometric sequences, and series. Fully worked out examples, formulas, and explanations are included.
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Area, Arithmetic and Algebra
Students model formulas for rectangles and squares. In this area, arithmetic and algebra lesson, students explore the formula for the area of squares and rectangles. They use squares to model the formula for the area and identify...
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Mental Arithmetic
Fifth graders complete a mental arithmetic race worksheet while reviewing the associated concepts. In this mental math lesson plan, 5th graders complete as much of the associated worksheet as they are able to in one minute. They review...
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Arithmetic and Geometric Sequences
In this algebra worksheet, students perform operations using arithmetic and geometric sequences and series. They find the sum, missing and repeated terms. There are 22 problems
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Finding Sums and Terms for Geometric and Algebraic Sequences
In this sequences worksheet, students solve for the sum of ten sequences. Students solve for a specified term of the geometric or arithmetic sequence in fourteen other problems.
Mental Arithmetic
1-12 Times Tables
Support math instruction with a 30-problem arithmetic worksheet that lends its focus to times tables. Leaners practice 1 through 12 with a straightforward math drill.
Mental Arithmetic
Mixed Addition and Subtraction Year 1
Reinforce addition and subtraction with a 30-problem arithmetic worksheet in which scholars add and subtract numbers between one through 10.
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Arithmetic: Fractions
Mathematics aces, after a warm-up activity with some easy calculations, practice solving rules of signs and powers of 10 equations. Multiplying and dividing decimals is also covered within this lesson in depth. A variety of examples and...
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Arithmetic: Fractions and Percentages
Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...
National Institute of Open Schooling
Chemical Arithmetics
Substances with the same empirical and molecular formula must be differentiated by their structural formula. Part two in a series of 36 has pupils using chemical formulas to calculate how much of a compound is present in a given...
CK-12 Foundation
Mean: Arithmetic Mean
How is a mean affected by changes in data? A well-designed animation allows individuals to manipulate data and watch the effect on the mean. Challenge questions help guide users to conclusions about outliers and skew within data.
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Cards to 24
Third graders practice with a deck of cards to play a version of the math game 24. They use four cards and combinations of the four arithmetic operations to try to make a total of 24. Each student writes and solves problems which...
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Honors Algebra 2 Reivew: Practice with Sequences
For this practice with sequences worksheet, students find the arithmetic sequence and geometric sequence of given problems. They determine the percent of change and solve exponent problems. This one-page worksheet contains 11...
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Summations 1
In this Pre-calculus instructional activity, students determine the sum of the indicated number of terms of the arithmetic or geometric series. The one page instructional activity contains fifteen problems. Answers are...
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Sequence Graphs
Investigate arithmetic and geometric sequences by using a graphing calculator to determine if a sequence is linear or exponential.
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Find the Difference--Mental Arithmetic
In this subtraction worksheet, 3rd graders solve 4 subtraction problems and find the missing number in 6 subtraction problems. Students work out 5 additional problems and explain how they got to the answer they got to on each one.
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Arithmetic Complex Numbers
Students convert quadratic functions from standard form to vertex form. In this algebra lesson plan, students solve polynomials using synthetic and long division. They derive and apply the remainder theorem and factor theorem.
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Mental Arithmetic Race
In this mental arithmetic race, students compute as many arithmetic problems as possible in a given length of time. Problems include whole and decimal numbers. Students mentally divide multiply, and add whole numbers and decimals. This...
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Basic Arithmetic Worksheet .05
In this basic arithmetic activity, students solve problems using middle school mathematics skills. They identify the absolute value, and compute the sum, dividend, product and difference of integers. Finally, they convert units in both...
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Arithmetic: Decimals, Fractions and Percentages
In this arithmetic worksheet, students convert fractions to decimals and percents. This two-page worksheet contains 30 problems. Many of the problems can be computed mentally. Answers are provided.
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Arithmetic Algorithms
In this math worksheet, students solve a variety of arithmetic algorithms. Students use multiplication, division, addition, and subtraction skills to solve the problems.