Regroup to Add

Find the sum of the numbers using the base 10 blocks. 

• 81
• 89
• 99
• 91

Tags

CCSS.2.OA.A.1

Find the sum of 59 and 34 

• 83
• 93
• 85
• 25

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

268 + 209

• 477

• 429

• 327

• 526

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

245 + 558 =

• 802

• 7,913

• 803

• 313

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

2nd grade collected 235 cans for the food drive. 3rd grade collected 155 cans. 4th grade collected 258 cans.  How many cans did 2nd and 4th grade collect? 

• 380
• 390
• 493
• 483

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

When I am adding two digit numbers I start with the number in the ones place and then add the number in the tens place.  

• True
• False

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What sum is represented on the number line?

• 33
• 37
• 11
• 42

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

What sum is represented on the number line?

• 59
• 58
• 69
• 60

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

If there are 33 birds and 18 more fly over, how many birds are there now?

• 41
• 38
• 45
• 51

Tags

CCSS.1.OA.A.1

What is the answer to an addition sentence or equation called?

• addend

• estmate

• sum

• unknown

• reasonable

Tags

CCSS.2.OA.C.3