Estimating Numbers and Data Interpretation for 4th Graders

A bakery made 150 cookies. If they sold 75 cookies, how many cookies are left? Use estimation to find the answer.

• 50

• 100

• 75

• 25

A farmer has 120 apples. He gives 25 apples to his neighbor. How many apples does he have now? Estimate the answer first.

• 95

• 80

• 75

• 100

In a class, 30 students took a math test. If 18 students passed, how many failed? Use a numerical expression to find the answer.

• 20

• 12

• 15

• 10

A toy store has 200 toys. If they receive a shipment of 50 more toys, how many toys do they have in total? Estimate the total number of toys.

• 250

• 200

• 300

• 150

A graph shows that 40% of students prefer soccer, 30% prefer basketball, and 30% prefer baseball. If there are 60 students, how many prefer soccer? Use estimation to help.

• 24

• 18

• 36

• 30

A library has 500 books. If 150 books are checked out, how many books remain? Write a numerical expression to find the answer.

• 350

• 250

• 400

• 300

A pizza shop sells 8 types of pizza. If each type has 12 slices, how many slices are there in total? Estimate the total number of slices.

• 84 slices

• 96 slices

• 72 slices

• 100 slices

A school has 250 students. If 60 students are in the band, how many are not in the band? Use a numerical expression to find the answer.

• 150

• 200

• 190

• 100

A graph shows that 25% of the students are in the art club. If there are 80 students, how many are in the art club? Estimate the number of students in the club.

• 25

• 20

• 15

• 30

A gardener planted 120 flowers. If 45 flowers died, how many flowers are still alive? Use a numerical expression to find the answer.

• 90

• 100

• 65

• 75