Ind. 3 - Using Rounding to Estimate

Which is the best estimate for 47 x 6?

• 300

• 240

• 270

• 282

Tags

CCSS.3.NBT.A.1

CCSS.3.OA.C.7

Which is the best estimate for 73 x 5?

• 365

• 400

• 225

• 350

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.3

CCSS.3.OA.C.7

Which is the best estimate for 56 x 4?

• 224

• 240

• 200

• 220

Tags

CCSS.3.NBT.A.1

Which is the best estimate for 44 x 8?

• 360

• 352

• 320

• 400

Tags

CCSS.3.NBT.A.1

CCSS.3.OA.C.7

Which is the best estimate for 67 x 3?

• 210

• 201

• 180

• 195

Katelyn baked 6 batches of cookies. Each batch contained 35 cookies. Which is the best estimate of the total number of cookies she baked?

• 210

• 240

• 180

• 300

Tags

CCSS.3.NBT.A.1

CCSS.3.OA.A.1

CCSS.3.OA.A.3

CCSS.3.OA.B.5

CCSS.3.OA.C.7

There are 22 rows of passenger seats on an airplane. Each row has 8 seats. Use rounding to estimate the total number of passenger seats on the plane. Which is the best estimate?

• 30

• 176

• 160

• 240

Tags

CCSS.5.NBT.A.4

Peter had 7 friends come to his birthday party. Peter’s mother spent $47 on each friend. How much did Peter’s mother spend on his friends to attend the party? Use rounding to solve.

• 315

• 280

• 329

• 350

Tags

CCSS.3.NBT.A.1

CCSS.3.OA.A.1

CCSS.3.OA.A.3

CCSS.3.OA.C.7

There are 4 rabbits in a cage. Each rabbit eats 9 pounds of food each day. How much food will the all the rabbits eat in one week? Use rounding to help you solve.

• 252

• 245

• 280

• 210

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.A.3

CCSS.3.OA.C.7

CCSS.3.OA.D.8

Which is the best estimate for 5 x 84?

• 420

• 400

• 450

• 425