63 docs tagged with "Grade 7"

Understand absolute value as distance from zero. Learn to evaluate absolute value expressions and solve absolute value equations with step-by-step examples.

Learn how to add and subtract integers with clear rules, number line visuals, worked examples, and practice problems for grades 6-7.

Master all four decimal operations with clear rules and step-by-step examples. Learn to add, subtract, multiply, and divide decimals for Grade 6–7 math.

Learn why angles in a triangle always add up to 180°, how to find missing angles, and the types of triangles by their angles. Grade 7–8 geometry with examples.

Learn the area of a circle formula (A = pi r squared) and circumference formula (C = 2 pi r) with clear worked examples and practice problems.

Learn how to calculate the area and perimeter of rectangles, triangles, circles, and more with clear formulas, worked examples, and practice problems.

Learn how to find the area of a triangle using the base-times-height formula. Includes worked examples, Heron's formula, and practice problems.

Learn to create and interpret box-and-whisker plots using the five-number summary. Find quartiles, IQR, and compare data sets. Grade 6–7 statistics with examples.

Learn how to combine like terms in algebra with clear rules, step-by-step worked examples, and practice problems for grade 7-8 students.

Learn the difference between complementary angles (sum to 90°) and supplementary angles (sum to 180°). Includes vertical angles, linear pairs, and practice.

Learn how to convert fractions to decimals and decimals to fractions step by step. Includes terminating, repeating decimals, and practice problems.

Learn how to convert fractions to percentages, decimals to fractions, and percentages to decimals with clear steps, examples, and practice problems.

Learn data collection and analysis in math: surveys, frequency tables, tally charts, and how to organize and interpret data for grades 6-7.

Master the distributive property a(b+c) = ab+ac with step-by-step examples, factoring practice, and common mistakes for grade 6-7 students.

Master every exponent rule — product, quotient, power, zero, and negative — with clear formulas, step-by-step examples, and practice problems for grades 7-8.

Learn exponents and powers with clear rules, KaTeX formulas, worked examples, and practice problems for grade 7-8 students.

Solve fraction word problems step by step. Covers sharing, recipes, distances, and comparisons with clear explanations for grades 6-7.

Master fractions with clear explanations, KaTeX formulas, worked examples, and practice problems for grade 6-7 students.

Learn how to add fractions with different denominators step by step. Find the LCD, convert, add, and simplify with worked examples.

Learn the percentage increase and decrease formula with step-by-step examples. Covers markups, discounts, population change, and reverse percentage problems.

Learn how to calculate percentage of a number step by step. Master the percentage formula with worked examples and practice problems for grades 7-8.

Learn the area of a trapezoid formula with clear explanations, step-by-step examples, and practice problems. Master the parallel-bases method.

Learn how to find the perimeter of rectangles, triangles, regular and irregular polygons with clear formulas, worked examples, and practice problems.

Learn how to multiply and divide fractions with clear rules, cross-cancellation tips, worked examples, and practice problems for grades 6-7.

Learn how to read bar charts and pie charts, extract data, compare categories, and answer common math questions about graphs for grades 6-7.

Learn how to simplify fractions step by step using the GCD method and prime factorization. Worked examples and practice problems for grades 6-7.

Learn how to simplify ratios to their simplest form using the GCD method. Step-by-step examples with decimals, fractions, and three-part ratios for grades 6-7.

Learn how to solve equations with fractions by clearing denominators using the LCD. Step-by-step examples and practice for grades 7-8.

Learn how to solve one-step and two-step inequalities, graph solutions on a number line, and avoid the sign-flip mistake. Grade 7–8 algebra with examples.

Master solving proportions with cross multiplication. Clear theory, step-by-step examples, and practice problems for grades 6-7 students.

Learn how to translate, solve, and graph inequalities from word problems with step-by-step solutions and practice for grade 7-8 students.

Solve integer word problems step by step. Covers temperature, money, elevation, and sports scenarios with clear solutions for grades 6-7.

Learn integers in math with clear rules for adding, subtracting, multiplying, and dividing. Includes number line, worked examples, and practice problems for grade 6-7.

Learn how to find the LCM and GCF using listing, prime factorization, and the ladder method. Step-by-step examples for Grade 6–7 students.

Learn how to make a histogram and line plot (dot plot) with frequency tables, bin width, and step-by-step examples for grade 6-7 students.

Learn how to solve linear equations step by step with clear theory, worked examples, common mistakes, and practice problems for grades 7-9.

Learn how to calculate mean absolute deviation (MAD) step by step, what it tells you about data spread, and how to compare variability between two data sets.

Learn how to find mean, median, mode, and range step by step with formulas, worked examples, common mistakes, and practice problems for grades 6-7.

Learn how to convert mixed numbers to improper fractions and back with step-by-step examples, plus how to add and subtract mixed numbers.

Learn how to break down and solve multi-step math word problems using a systematic approach, with worked examples covering mixed operations for grade 6-7.

Master the sign rules for multiplying and dividing integers. Clear explanations, worked examples, and practice problems for grades 6-7.

Learn to identify arithmetic and geometric sequences, find the common difference or ratio, and write the nth term formula with examples and practice.

Master the order of operations with PEMDAS and BODMAS rules, worked examples with KaTeX, common mistakes, and practice problems for grades 6-7.

Practice order of operations (PEMDAS/BODMAS) with 15+ problems at easy, medium, and hard levels. Full step-by-step solutions for every problem. Grades 6-7.

Master the order of operations with fractions and decimals. Step-by-step examples, PEMDAS with fraction bars, common mistakes, and practice for grades 6-7.

Learn about parallel and perpendicular lines, the angle pairs they create with a transversal, and how to identify them using slope. Grade 7-8 geometry guide.

Learn the PEMDAS rule and how it compares to BODMAS. Step-by-step examples, common mistakes, and practice problems for order of operations in grades 6-7.

Practice percentage word problems with step-by-step solutions. Covers discounts, taxes, tips, test scores, and real-life scenarios for grades 7-8.

Learn how to calculate percentages, convert between fractions, decimals, and percents, and solve percentage word problems with step-by-step examples.

Learn what prime numbers are, how to test for primality, and how to find prime factorization using factor trees and division with examples.

Learn how to calculate probability with the basic formula, worked examples using dice, coins, and cards, common mistakes, and practice problems for grades 7-8.

Solve ratio word problems confidently with a clear strategy, worked examples, and practice problems. Covers sharing, mixing, scaling, and comparison for grades 6-7.

Master ratios and proportions with clear definitions, cross-multiplication, worked examples, and practice problems for grade 6-7 students.

Learn how to solve one-step equations using inverse operations. Clear theory, worked examples, common mistakes, and practice problems for grades 6-7.

Master two-step equations with clear explanations, worked examples, and practice problems. Learn the undo strategy for grades 7-8 algebra.

Learn how to find square roots and cube roots, simplify radicals, and solve root problems step by step. Clear examples and practice for grades 7-8.

Learn statistics basics including mean, median, mode, range, and data analysis with clear formulas, worked examples, and practice problems for grades 6-8.

Learn the four quadrants of the coordinate plane, how to plot ordered pairs, and how to read graphs. Essential Grade 6–7 geometry and algebra foundation.

Learn how to read and create two-way frequency tables, calculate joint and marginal frequencies, and find conditional relative frequencies with examples.

Learn the five main types of angles in math: acute, right, obtuse, straight, and reflex. Includes how to measure angles with a protractor and practice problems.

Learn how to find unit rates by dividing, compare prices and speeds, and solve real-world unit rate problems. Step-by-step guide for grades 6-7.

Learn what variables are, how to write algebraic expressions from words, evaluate them, and simplify by combining like terms. Grade 6-7 algebra guide.

Learn how to translate word problems into equations and solve them step by step. Real-world examples and practice for grades 7-8 algebra.