Recognition of the inequities and overall weakness of mathematics
standards in the United States helped motivate one of the most
ambitious educational reform efforts in recent decades: the Common
Core State Standards for Mathematics (CCSS-M). Led by a
coalition of state leaders, mathematicians, mathematics education
researchers, and other stakeholders, the Common Core initiative
aimed to establish high-quality mathematics standards that all
states would choose to adopt. Common standards would move the United States closer to what exists in most other countries