Topic 5/6

Mrs. Ortiz can make 50 tortillas out of one batch of dough. If she makes 4 batches of dough, how many tortillas can she make?

• 8

• 20

• 200

• 20000

Tags

CCSS.3.OA.A.3

There are 52 weeks in one year. If Jean turned 9 today, which is the best estimate of the number of weeks Jean has been alive?

• 600

• 540

• 530

• 450

Tags

CCSS.4.NBT.B.5

Which shows one way to use breaking apart to find 7 x 32?

• (7 x 30) + (7 x 2)

• (7 x 30) – (5 x 2)

• (2 x 30) + (3 x 2)

• 30 x7

Tags

CCSS.3.OA.B.5

A factory produces 295 cars in one week. How many cars does the factory produce in 4 weeks

• 885

• 1180

• 1200

• 1220

Tags

CCSS.4.NBT.B.5

Susanna's school has 5 grades with an average of 48 students in each grade. Which is a reasonable number of students in Susanna's school

• 205, because 5 X 48 is about 5 x 40 = 200

• 240, because 5 X 48 is about 5 x 50 = 250

• 285, because 5 x 48 is about 5 x 60 = 300

• 315, because 5 x 48 is about 6 x 50 = 300

Mrs. Henderson bought 4 boxes of facial tissues. Each box has 174 tissues. Write a number that uses rounding to estimate the total number of tissues?

Tags

CCSS.4.NBT.B.5

Judy has 5 rolls of stamps. There are 100 stamps in each roll. How many stamps does Judy have?

Tags

CCSS.3.OA.A.3

Robert has 5 piles of paper clips. There are 79 paper clips in each pile. He says she has 800 paper clips in all. Is his answer reasonable?

• Yes

• No

Tags

CCSS.4.NBT.B.5

A factory produced 275 cars in one week. How many cars could the factory produce in 4 weeks?

• 880

• 1000

• 1100

• 8300

Tags

CCSS.3.OA.A.3

Denise bought four pairs of inline skates. Each pair cost $54. How much did Denise spend?

• 254

• 216

• 204

• 162

Tags

CCSS.3.OA.A.3