Large collection of free worksheets for Algebra 1. Useful for teachers of Maths/Mathematics.*1*BASICS*2*Writing variable expressions*4*Order of operations*4*Evaluating expressions*4*Number sets*4*Adding rational numbers*4*Adding and subtracting rational numbers*4*Multiplying and dividing rational numbers*4*The distributive property*4*Combining like terms*4*Percent of change*1*INEQUALITIES*2*Graphing one-variable inequalities*4*One-step inequalities*4*Two-step inequalities*4*Multi-step inequalities*4*Compound inequalities*4*Absolute value inequalities*1*TRIGONOMETRY*2*Finding trig ratios*4*Finding angles of triangles*4*Finding side lengths of triangles*1*SYSTEMS OF EQUATIONS AND INEQUALITIES*2*Solving systems of equations by graphing*4*Solving systems of equations by elimination*4*Solving systems of equations by substitution*4*Systems of equations word problems*4*Graphing systems of inequalities*1*QUADRATIC FUNCTIONS*2*Graphing quadratic functions*4*Graphing quadratic inequalities*4*Completing the square*4**5*Solving quadratic equations*6**4*by taking square roots*4*by factoring*4*with the quadratic formula*4*by completing the square*1*RATIONAL EXPRESSIONS*2*Simplifying rational expressions*4*Finding excluded values - restricted values*4*Multiplying rational expressions*4*Dividing rational expressions*4*Dividing polynomials*4*Adding and subtracting rational expressions*4*Solving rational equations (easy, hard)*1*EQUATIONS*2*One-step equations*4*Two-step equations*4*Multi-step equations*4*Absolute value equations*4*Radical equations (easy, hard)*4*Rational equations (easy, hard)*4*Solving proportions*4*Percent problems*4*Distance-rate-time word problems*4*Mixture word problems*4*Work word problems*1*LINEAR EQUATIONS AND INEQUALITIES*2*Finding slope from a graph*4*Finding slope from two points*4*Finding slope from an equation*4*Graphing lines using slope-intercept form*4*Graphing lines using standard form*4*Writing linear equations*4*Graphing absolute value equations*4*Graphing linear inequalities*1*EXPONENTS*2*Exponential functions and graphs*4*Properties of exponents (easy, hard)*4*Writing numbers in scientific notation*4*Operations with scientific notation*1*POLYNOMIALS*2*Naming polynomials*4*Adding and subtracting polynomials*4*Multiplying polynomials*4*Multiplying special case polynomials*4*Factoring quadratic polynomials (easy, hard)*4*Factoring special case polynomials*4*Factoring by grouping*4*Dividing polynomials *1*RADICAL EXPRESSIONS*2*Simplifying radicals*4*Adding and subtracting radical expressions*4*Multiplying radicals*4*Dividing radicals*4*Using the distance formula*4*Using the midpoint formula*4*Solving radical equations (easy, hard)*1*WORD PROBLEMS*2*Distance-rate-time word problems*4*Mixture word problems*4*Work word problems*4*Systems of equations word problems