500 x 10 = 5,000
450 x 10 = 4,500
468 x 10=4,680
The average weight of a guinea pig is 2 pounds. The average weight for a pot belly pig is 45 times greater than the guinea pig. About how much does an average pot belly pig weigh? Show how you estimated.
2 x 50 = 100 pounds
OR
2 x 40 =80 pounds
OR
2 x 45 = 90 pounds
26 x 3
What is 78?
72 x 36
What is 2,592?
Each student brought in 3 books for the book donation. If there are 25 students in the class, how many total books did they collect?
75 books
A restaurant has 36 tables. If each table can seat five people, how many people can be seated at the restaurant?
180 people
Estimate of 33 x 6
30 x 6 = 180
OR
30 x 5 = 150
38 x 5
What is 190?
84 x 23
What is 1,932?
Veronica brought her turtle out of its aquarium for 15 minutes every night for 7 days. How many total minutes did she bring her turtle out if its aquarium?
105 minutes
341 x 4
What is 1,364?
Estimate of 127 x 8
125 x 10 = 1,250
OR
127 x 10 = 1, 270
OR
100 x 8 = 800
28 x 6
168
93 x 81
What is 7,533?
Malcolm ran the 440-yard dash and the 220-yard dash at a track meet. There are 3 feet in one yard. How many total feet did Malcolm run?
1,980 feet
470 x 56
What is 26,320?
450 x 20 = 9,000
OR
500 x 20 = 10,000
615 x 4
What is 2,460?
321 x 64
What is 20,544?
A cow can eat 25 pounds of hay a day. At that rate, how many pounds of hay can a cow eat in 31 days?
775 pounds
326 x 55
What is 17,930?
Estimate of 729 x 42
700 x 40 = 28,000
OR
700 x 50 = 35,000
794 x 7
What is 5,558?
882 x 59
What is 52,038?
A delivery truck travels 278 miles each day. How far does it travel in 25 days?
6,950 miles