Chapter 6 - Go Math - First Grade

Claire counts 41 cubes. Then she counts some more cubes.

What is the next number?

41, 42 , 43, 44, 45, 46, 47, 48, _

Tags

CCSS.1.NBT.A.1

Count by tens.

Fill in the missing number.

23, 33, 43, __, 63, 73, 83, 93

Tags

CCSS.1.NBT.A.1

Choose all the ways that match the model.

• 10 + 10

• 1 ten and 4 ones

• 1 ten and 5 ones

• 10 + 5

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How many tens are in 23?

__ tens

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Choose all the ways that name the model.

• 20

• 2 tens and 0 ones

• 2 ones

• 2 tens

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

There are 12 blocks. Audrey says that there are 1 ten and 2 ones. Zoey says there are 2 tens and 1 one.

Who is correct?

• Audrey

• Zoey

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

I am greater than 77.

I am less than 80.

I have 9 ones.

I am the number __.

Tags

CCSS.1.NBT.B.3

What number does the model show?

• 113

• 103

• 93

• 100

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Ally is trying to model 116. How many more does she need?

Ally needs _ more ones to model 116

• 3

• 7

• 4

• 2

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

How many acorns are in the model?

• 10

• 5

• 20

• 15

Tags

CCSS.1.NBT.A.1