3.1 Rounding, Adding, Subtrating

Which of the following addition strategies represents

372+539?

• 
• 
• 
• 
• 

Tags

CCSS.2.NBT.B.7

Which of the following strategies represents

391-127?

• 
• 
• 
• 
• 

Tags

CCSS.2.NBT.B.7

13 rounded to the closest tens is 20

• True

• False

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

39 rounded to the closest tens is 30

• True

• False

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

63 rounded to the closest tens is 60

• True

• False

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

87 rounded to the closest tens is 80

• True

• False

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

96 rounded to the closest tens is 100

• True

• False

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Estimate to find ABOUT how many miles were traveled in one week.

• 200 miles

• 1,000 miles

• 100 miles

• 800 miles

Logan has 478 dolls. Some have red hair, while the rest have brown. How many of each kind can she possibly have?

• 250 red hair

  139 brown hair

• 200 red hair

  278 brown hair

• 478 red hair

  100 brown hair

• 478 red hair

  478 brown hair

Tags

CCSS.4.NBT.B.6