Age-Related Changes in Children’s Strategies for Solving Two-Digit Addition Problems
The present study investigated how elementary-school children solve two-digit addition problems (e.g., 34+68). To achieve this end, we examined age-related differences in children’s strategy use and strategy performance. Results showed that (a) both third and fifth graders used a set of 9 strategies...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
PsychOpen
2018-01-01
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| Series: | Journal of Numerical Cognition |
| Subjects: | |
| Online Access: | http://jnc.psychopen.eu/article/view/117 |