Practice problemGrade 2 · 2.NBT.B.7
Estimate first
Individual task
Practice problem
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add with an exchange
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Rename across zero
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add or subtract 10
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Find the missing number
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Estimate first
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add and subtract within 1,000
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Explain an exchange in addition
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Explain a rename in subtraction
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Practice a zero-crossing subtraction
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Estimate before solving
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add hundreds
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Subtract hundreds
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Add 100
Individual task
Practice problemGrade 2 · 2.NBT.B.7
Subtract 10
Individual task