Branches

Numbers and arithmetic

Fractions, decimals, negatives, ratios, percentages, powers and roots · 39 lessons

Topics

Factors and multiples

Greatest common factor, least common multiple · 1 lesson

Decimals

Add, subtract, multiply and divide decimals · 3 lessons

Fractions

Dividing fractions, fractional lengths, areas and volumes · 2 lessons

Ratios and rates

Equivalent ratios, unit rates, unit conversion · 5 lessons

Percentages

Percent of a quantity, increase and decrease, percent error · 3 lessons

Signed numbers

Ordering, absolute value, operations with negatives · 3 lessons

Powers and scientific notation

Exponent rules, zero and negative exponents · 4 lessons

Roots and irrational numbers

Square and cube roots, rational and irrational numbers · 2 lessons

Radicals

Roots and radical equations · 1 lesson

Complex numbers

i, arithmetic, quadratics with complex solutions · 4 lessons

Vectors

Components, magnitude, operations, dot product · 6 lessons

Matrices

Operations, determinants, inverses, systems · 5 lessons