Level up your math skills! Master multiplication, division, fractions, geometry, and more with interactive lessons and practice questions.
Add and subtract three-digit numbers with regrouping and estimation.
Master multiplication facts and understand arrays and equal groups.
Learn division as fair sharing and connect it to multiplication.
Understand fractions as parts of a whole, compare, and find equivalents.
Measure length, weight, and capacity. Convert between units.
Tell time to the minute and count money with coins and bills.
Calculate area and perimeter of rectangles and squares.
Read and create bar graphs, pictographs, and analyze data.
Apply all skills to solve multi-step real-world problems.
Begin with Multi-Digit Operations and work your way through all 9 courses!