72 x 103
72,000
44 x 81
3,200 underestimated
36 x 8
288
An interstellar object travels 85,700 miles in 1 hour. How far does the object travel in 5 hours?
428,500 miles
159 x 258
41,022
102 x 41
4,100
29 x 67
2,100 overestimated
59 x 32
1,888
A soccer field has a length of 120 yards and a width of 80 yards. What is the area of the field?
9,600 square yards
5,640 x 125
705,000
40 x 500
20,000
504 x 302
150,000 underestimated
544 x 15
8,160
A store sells 79 virtual reality headsets. Each headset is $125. How much money does the store collect?
$9,875
38 x 654
24,852
______ x 103 = 26,000
26
797 x 29
24,000 overestimated
547,235 x 24
13,133,640
A school buys 5 tablets and 5 laptops. Each tablet costs $379. Each laptop costs $449. How much more does the school pay for laptops than it pays for tablets?
$350
123,580 x 254
31,389,320
600 x ______= 24,000
40
57 x 9
600 overestimated
96,234 x 68
6,543,912
A koala sleeps 18 hours each day. How many minutes does the koala sleep in 1 year?
394,200 minutes
54,322 x 456
24,770,832