Solve multistep problems and assess reasonableness
Vito is training for a race. He runs 14 miles a day for 16 days. Then he runs 10 miles a day for 3 days. How many fewer miles does he run the 3 days than the 16 days?
194 fewer miles
What is the product and strategy of 46 X 93?
4,500
21 x 37
777
29 x 53
1,537 estimate = 1,500
32 x 47
1,504
An airplane flies from Los Angeles to Chicago and back every day. How many minutes is the planed in flight during a 7 day week? Important information: From Los Angeles to Chicago is 237 minutes and from Chicago to Los Angeles it's 278 minutes.
3,605 minutes
What is the product and strategy 23 X 17?
400
39 x 25
975
61 x 19
1,200 = estimate; 1,159
76 x 29
2,204
Munuela read a book that was 6 times longer than Jillian's 139 page book. Lydia read a book that was 292 pages shorter than Valerie's 834 page book. How many pages did Manuela and Lydia read?
1, 376 Pages
What is the product and strategy for 34 x 18?
600
76 x 91
6,916
14 x 79
1,200 = estimate; 1,106
34 x 60
2,040
A 5,000 seat stadium is having its seats repainted. So far, 6 sections with 236 seats and an additional 193 seats have been repainted. How many seats still have to be repainted?
3,391 seats
What is the product and strategy for 89 x 21?
1,800
24 x 32
768
92 x 38
3,600 = estimate; 3,496
62 x 30
1,860
A middle school graduation is taking place in a theater with 2,817 seats. The school has 519 graduating students. Each student brings 4 guests. How many seats will be available for staff and teachers after the students and guests have been seated?
222 seats
What is the product and strategy for 19 x 60?
1,140
12 x 17
204
46 x 58
3,000 =estimate; 2,668
77 x 40
3,080