Addition and Subtraction Expanded Form

What number is this 400+ 50+ 5

• 555

• 444

• 455

• 545

Tags

CCSS.2.NBT.A.3

How would I use expanded form to solve 326+123?

• 300+2+6

  +100+2+3

  =400+4+9=449

• 300+20+6

  +100+20+3

  =400+40+9=449

• 3+2+6

  +1+2+3

  =4+4+9=449

• 449

Tags

CCSS.2.NBT.B.7

How would you solve 401+411 with expanded form?

• 401

  +411

  =812

• 400+1

  +400+1+1

  =800+1+1=812

• 400+0+1

  +400+1+1

  =8+1+1=812

• 400+0+1

  +400+10+1

  =800+10+1=812

125 + 137=

• 262

• 346

• 897

• 351

Tags

CCSS.2.NBT.B.7

What is the answer?

• 200

• 108

• 180

• 204

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

There were 323 postcards on the table. Morgan and Stephen use 125 of them. How many postcards were left?

• 198 postcards

• 0

• 448

• 498

Tags

CCSS.3.OA.D.8

What form is this number written in?
40,000 + 3,000 + 500 + 60 + 7

• Standard Form

• Written Form

• Expanded Form

• Picture Form

Tags

CCSS.4.NBT.A.2