Strip Diagrams & Estimation

Which equation matches this strip diagram?

• 86 + 26 = P

• 26 - 86 = P

• 86 - 26 = P

Tags

TEKS.MATH.2.4C

Which equation matches this strip diagram?

• 33 + 44 + S = 100

• 100 + 33 - 44 = S

• S - 100 = 33 + 44

Tags

CCSS.2.OA.A.1

Which equation matches the strip diagram?

• 22 + 21 + 20 = F

• F - 22 - 21 = 20

• 22 - 21 - 20 = F

Tags

CCSS.1.OA.A.1

Which equation matches the strip diagram?

• 44 - 91 = R

• 91 - 44 = R

• 44 + 91 = R

Tags

TEKS.MATH.2.4C

Which equation matches the strip diagram?

• 200 + 100 + 100 + 50 - H = 800

• 200 + 100 + 100 + 50 + H = 800

• 200 + 100 + 50 + H = 800

Tags

CCSS.2.NBT.B.7

Which equation matches the strip diagram?

• 400 + 206 = D

• 400 - 206 = D

• 206 - 400 + D

Tags

CCSS.2.NBT.B.7

Addition or Subtraction?

• Addition
• Subtraction

Tags

TEKS.MATH.2.4C

Addition or Subtraction?

• Addition
• Subtraction

Tags

CCSS.2.NBT.B.7

Addition or Subtraction?

• Addition
• Subtraction

Tags

CCSS.3.NBT.A.2

Which equation represents the strip diagram?

• (984 - 344) ÷ 4 = X
• (984 + 344) x 4 = X
• 984 - 344 = X
• 984 + 344 = X

Tags

CCSS.3.OA.D.8