In 2nd grade, students must become addition and subtraction masters. In doing so, they come closer to mastering the system of Base 10. Multi-digit addition and subtraction grounded in place value is essential content.
In 2nd grade, students would be using a place value chart, a traditional stacked algorithm, or both to learn the idea of multi-digit subtraction and addition with regrouping.
To master the critical content, current 2nd grade students should complete the following ~40 Zearn Math digital lessons:
Thanks to donations, our K-5 curriculum – including 400 hours of digital lessons with on-screen teachers and supportive remediation – is available for free through individual accounts.