In fourth grade, students focus most on using all four operations - addition, subtraction, multiplication, and division - to solve multi-step word problems involving multi-digit numbers. Fourth-grade ...

The CK-12 Foundation has launched its first free interactive math practice problems and videos for K1-5 grade levels. The new offering is fully aligned to Common Core and represents the first time ...

Fractions are a notoriously tricky part of elementary math education for many children. Too often teachers struggle to ensure students are grasping the conceptual underpinnings of this complicated ...