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Practice problem
Grade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problem
Grade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problem
Grade 2 · 2.NBT.B.7
Find the missing number
Individual task
Practice problem
Grade 2 · 2.NBT.B.7
Add with an exchange
Individual task
Practice problem
Grade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problem
Grade 2 · 2.NBT.B.5
Choose a strategy
Individual task