Estimate Products
Choose a Method!
Find the Fact and Solve
Choose a Method
Part 2
Problem Solving
100
75 x 23=
80 x 20= 1,600
100

35 X 12

420

100

900X70

63,000

100
27 x 18 =
The answer is 486. The chart paper shows the work.
100
Aaron sold 30 boxes of donuts for his school's fundraiser. Each box contained two dozen donuts. How many donuts did he sell?
30 x 24 = 720 donuts
200
29 x $47=
30 x $50 = $1,500
200

89X87

7,743

200

70X40

2800

200
38 x 45=
The answer is 1,710. The chart paper shows the work.
200
A store orders 23 boxes of 33 pens each and 12 boxes of 65 pencils each. How many more pencils than pens does the store order?
23 x 33 = 759 12 x 65 = 780 780 - 759 = 21 more pencils
300
33 x 96=
30 x 100= 3,000
300

34X16

544

300

1200X90

108,000

300
59 x 27 =
The answer is 1,593. The chart paper shows the work.
300
The 26 students in ballet class each collected 17 cans for the food pantry. The 28 students in the jazz dance class each collected 15 cans for the food pantry. How many more cans were collected by the ballet class than the jazz dance class?
26 x 17 = 442 28 x 15 = 420 442 - 420 = 22 more cans
400
Mrs. Smith types 82 words in one minute. About how many words can she type in 15 minutes?
80 x 20 = 1,600
400

98X42

4,116

400

800X60

48,000

400
66 x 88 =
The answer is 5,808. The chart paper shows the work.
400

The 26 students in ballet class each collected 17 cans for the food pantry. The 28 students in the jazz dance class each collected 15 cans for the food pantry. How many cans were collected by the ballet class and the jazz dance class?

26 x 17 = 442 28 x 15 = 420 442 + 420 = 862 cans

500
Mr. Jones travels 44 miles for work each week. He worked 42 weeks last year. About how many miles did Mr. Jones travel for work last year?
40 x 40 = 1,600
500
28X24

672

500

20,000X600

12,000,000

500
94 x 78 =
The answer is 7,332. The chart paper shows the work.
500
For one movie, the movie theater sold 67 adult tickets for $14 each and 34 child tickets for $8 each. How much money did the movie theater collect for this movie?
67 x $14 = $938 34 x $ 8 = $272 $938 + $272 = $1,210
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