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Practice problem

Grade 1 · 1.NBT.A.1

Explain a pattern

Individual task

Practice problem

Grade 1 · 1.NBT.A.1

Missing tens

Individual task

Practice problem

Grade 1 · 1.NBT.A.1

Number riddle

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Add a multiple of ten

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Subtract tens

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Add in parts

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Subtract in parts

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Estimate then solve

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Explain regrouping

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Exit calculation

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Word problem

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Word problem

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Check an answer

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Reteach with blocks

Individual task

Practice problem

Grade 1 · 1.NBT.C.4

Create a problem

Individual task

Practice problem

Grade 1 · 1.MD.A.1

Choose a unit

Individual task

Practice problem

Grade 1 · 1.MD.A.1

Compare lengths

Individual task

Practice problem

Grade 1 · 1.MD.A.1

Find the difference

Individual task

Practice problem

Grade 1 · 1.MD.A.1

Measure without gaps

Individual task

Practice problem

Grade 1 · 1.MD.A.1

Order lengths

Individual task

Practice problem

Grade 1 · 1.MD.A.1

Draw a longer strip

Individual task

Practice problem

Grade 1 · 1.MD.A.1

Exit measurement

Individual task

Practice problem

Grade 1 · 1.MD.A.1

Story measure

Individual task

Practice problem

Grade 1 · 1.MD.A.1

Use a ruler idea

Individual task

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