Math Assessment: Composing and Decomposing Numbers

Write 43 as tens and ones.

• 4 tens and 3 ones

• 3 tens and 4 ones

• 4 tens and 4 ones

• 5 tens and 3 ones

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Decompose 56 into tens and ones.

• 5 tens and 6 ones

• 6 tens and 5 ones

• 4 tens and 16 ones

• 7 tens and -4 ones

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Which of the following shows two different ways to make 37?

• 30 + 7 and 20 + 17

• 35 + 2 and 36 + 1

• 40 - 3 and 25 + 12

• 10 + 27 and 15 + 22

Tags

CCSS.2.NBT.B.5

Which of these equals 24?

• 20+4

• 10+14

• 30-6

Tags

CCSS.2.NBT.B.5

Write a number that can be made with 6 tens and 2 ones.

• 62

• 26

• 16

• 61

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Write 80 + 5 as a two-digit number.

• 85

• 95

• 75

• 65

Tags

CCSS.1.NBT.C.5

How many tens and ones are in 92?

• 9 tens and 2 ones

• 8 tens and 12 ones

• 92 tens and 0 ones

• 2 tens and 9 ones

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

8. Which number sentence shows how to make 73?

• 70 + 3

• 60 + 13

• 80 - 7

• 73 + 0

Tags

CCSS.1.NBT.C.5

Decompose 100 into tens.

• 10 tens

• 100 tens

• 1 ten

• 5 tens

Tags

CCSS.2.NBT.A.1B

Which of the following is a way to decompose the number 15?

• 10 + 5

• 8 + 8

• 7 + 9

• 12 + 1

Tags

CCSS.2.OA.A.1