If there are nine people in a room and every person shakes hands exactly once with each of the other people, how many handshakes will there be? How can you prove your answer is correct using a model ...

· 3.4 K – Solve one and two-step problems involving multiplication and division · 4.4 H - Solve with fluency one- and two-step problems involving multiplication and division, including interpreting ...

Low mathematics achievement is a persistent problem in the United States, and multiplication is a fundamental area in which many students manifest learning difficulties. This study examined the ...

The internet has had a profound impact on education and how we learn things, a critical complement to any learning environment. Online university classes, massive open online courses (MOOCs), and even ...

Problem solving is one of today’s top skills—students who apply problem-solving strategies in the classroom are building important talents for college and the workforce. The math classroom is one of ...