Estimate
Word Problems
Area Model division
Divide
100
Write two equations that correctly use compatible numbers to estimate the quotient of 3,479/38.
3,600/40=90
3,200/40=80
100
Deshawn has 670 school newspapers to deliver throughout his school. He stacks the newspapers in groups of 27. If Deshawn puts all the newspapers into stacks, how many stacks does he make?
25
100
Which division equation is shown by the array?
104/8=13
100
333/37
9
200
Gilberto walked for a total of 423 minutes in 12 days. What is a reasonable estimate of the number of minutes he walked each day?
40 minutes
200
A farmer ordered 202 new orange trees. He wants to plant 16 trees in each row in his orchard. How many rows can he plant?
He can plant 12 complete rows and 10 trees in the last row.
200
The area of a rectangular painting hanging in a museum measures 1,349 square inches. If the width of the painting is 19 inches, what is its length in inches?
71 inches
200
921/83
11r8
300
Kaylee earned $1,550 for babysitting 80 hours last month. She estimated that she got paid about $20 per hour. Was Kaylee’s estimate reasonable?
Yes, because $1,550 is close to $1,600 and $1,600/80=$20
300
A school paid $2,244 for 68 math textbooks. What was the cost of each textbook?
$33
300
There are a total of 768 students at Briana’s school. Each classroom in the school has 32 students. How many classrooms are there in her school?
Part A:
Complete the area model below to show the solution to the problem (I will draw on board)
Part B Write an equation to model how many classrooms there are in Briana’s school.
640
32
Part A: 20,4,128
Part B: 768 ÷ 32 = 24
300
8,055/99
81r36
400
A flower shop receives a shipment of 250 flowers. The florist arranges the flowers into vases that hold 15 flowers each. How many vases can the florist completely fill with the flowers?
16 vases
500
A library received a donation of 1,728 books. A bookshelf can hold 54 books.
Part A. How many bookshelves are needed to hold all of the books?
Part B. Write an equation to model the solution to the problem.
Part A: 32 bookshelves
Part B: Possible answer: 1,728 ÷ 54 = 32