It has become increasingly clear that the early use of decomposition for addition is associated with later mathematical achievement. This study examined how younger children execute a base-10 decomposition strategy to solve complex arithmetic (e.g. two-digit addition). 24 addition problems in two modalities (WA: Written Arithmetic; OA: Oral…

Children experience demanding changes during the transition from early childhood programs to primary school. Research shows that children's initial academic and social success at school can affect their long-term adjustment, achievement, and success. The authors, both early childhood teachers in Singapore, undertook an action research project that…