Coordinates: Points, Symmetry, Transformations
Plot points, reflect shapes, and test transformations on the coordinate plane.
Lines: y = kx + b
Build lines, find intercepts and intersections, and solve two-variable systems.
All Simulations
Fractions: Build the Whole
Build a whole from parts, compare fractions, and practice addition.
Percentages and Discounts: Quick Understanding
Calculate discounts, markups, and tax, then verify answers with reverse tasks.