Math DA 2nd Grade Review

How many tens are there in the tens place in the  number 342?

• 300

• 40

• 4

• 2

Tags

CCSS.4.NBT.A.1

Which shows 689 in expanded form?

•        a.     68 + 9

•        b.     6 + 8 + 9

•         c.     60 + 8 + 9

•         d.     600 + 80 + 9

Tags

CCSS.2.NBT.A.3

Create a model for the number 689.

Sam and Trevor collected shells at the beach. Sam collected three hundred forty-two shells and Trevor collected 324 shells. Sam thinks he collected MORE shells. Do you agree with Sam? Why or why not?

Tags

CCSS.2.NBT.A.4

4. What number is represented in the model? Show your mathematical thinking.   

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Which TWO comparison statement is true?

• 1. 290 = 209

• 1. 543 > 500 + 40 + 3

• 1. three hundred twenty seven < 372

• 1. 4 hundreds, 1 ten, 8 ones > 814

• 1. 200 + 30+8 = 220 +18

Tags

CCSS.2.NBT.A.4

Sam has 50 ten rods. Sam says he has enough to make the number 400. Is Sam correct? 

Justify your answer.

Tags

CCSS.2.NBT.A.1B

Which number represents 8 tens, 2 ones, 3 hundreds?

• 238

• 328

• 382

• 823

Tags

CCSS.2.NBT.A.3

David said the smallest number he can make with the digits 5, 2, and 4 is 254. Is David correct? Justify your thinking.

Which shows 700?

•         a.   700 tens

•         b.   70 tens

•         c.   7 tens

•         d.   7 ones

Tags

CCSS.2.NBT.A.1B