2nd Math rock

21+47=

• 68

• 59

• 69

• 66

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.6

What addition problem do these base ten blocks represent?

• 35+29
• 28+39
• 29+38
• 38+29

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.6

CCSS.2.OA.A.1

Add the base ten blocks.  What is the sum?

• 87
• 97
• 79
• 67

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.B.5

CCSS.2.NBT.B.6

CCSS.2.NBT.B.7

7 + 4 + 3 =

• 14
• 16
• 12
• 10

Tags

CCSS.2.NBT.B.5

CCSS.2.OA.B.2

Select the correct number model with the rectangular array

• 4+4+4+4=16
• 2+2+2+2=8
• 5+5+5+5=20
• 3+3+3+3=12

Tags

CCSS.2.OA.C.4

Which one goes up and down?

• columns
• rows

Tags

CCSS.3.OA.D.9

Which one goes across ?

• columns
• rows

Tags

CCSS.3.OA.D.9

There are 

• 4 rows of 4
• 3 rows of 4
• 3 rows of 5

Tags

CCSS.1.NBT.A.1

  100+ 5=

• 109
• 108
• 105
• 110

Tags

CCSS.2.NBT.B.5