Grade 1 · 1.OA.A.2
Unknown start
Individual task
Grade 1 · 1.OA.A.1
Compare in context
Individual task
Grade 1 · 1.NBT.C.5
Subtract a ten
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Grade 1 · 1.NBT.C.4
Add a ten
Individual task
Grade 1 · 1.NBT.C.4
One more ten
Individual task
Grade 1 · 1.NBT.C.5
One less ten
Individual task
Grade 1 · 1.MD.B.3
Clock story
Individual task
Grade 1 · 1.MD.B.3
Time sequence
Individual task
Grade 1 · 1.OA.B.3
Complete the bond
Individual task
Grade 1 · 1.OA.B.3
Make a fact family
Individual task
Grade 1 · 1.OA.D.7
Explain the equal sign
Individual task
Grade 1 · 1.OA.D.7
Find two answers
Individual task
Grade 1 · 1.NBT.A.1
Use a hundred chart
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Grade 1 · 1.NBT.A.1
Place a number
Individual task
Grade 1 · 1.NBT.C.4
Word problem
Individual task
Grade 1 · 1.NBT.C.4
Word problem
Individual task
Grade 1 · 1.MD.A.1
Story measure
Individual task
Grade 1 · 1.MD.A.1
Use a ruler idea
Individual task
Grade 1 · 1.MD.C.4
Exit data
Individual task
Grade 1 · 1.MD.C.4
Find the total
Individual task
Grade 1 · 1.G.A.1
Compare shapes
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Grade 1 · 1.G.A.3
Share fairly
Individual task
Grade 1 · 1.G.A.3
Compare partitions
Individual task
Grade 2 · 2.OA.A.1
Compare two amounts
Individual task