Mathematics
Within 20
Use mental strategies for sums and differences within 20.
Round 1 of 4
8 + 7 (make ten) = …
No login, ads, or saved progress. A parent can still record the observed lesson result separately.
Mathematics
Use mental strategies for sums and differences within 20.
Round 1 of 4
8 + 7 (make ten) = …
No login, ads, or saved progress. A parent can still record the observed lesson result separately.