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Practice problem

Grade 4 · 4.NBT.A.1

Recover the missing number

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Recall a place-value relationship

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Keep the same amount

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Make ten copies step by step

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Same count, different units

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Recognize a ten

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Build a hundred

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Make each unit ten times as much

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Compare rods and flats

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Check an equal trade

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Rename twenty ones

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Build the same rod

Individual task

Practice problem

Grade 4 · 4.NBT.A.1

Same number of blocks?

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Name a digit value

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Build a number

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Connect three forms

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Connect three forms

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Connect three forms

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Words to numerals

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Expanded to standard form

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Write expanded form

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Read one million

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Keep the zero places

Individual task

Practice problem

Grade 4 · 4.NBT.A.2

Identify a number

Individual task

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