Multiplying by 10s, 100s, and 1000s
9,000 x 6
54,000
Estimate the product: 271 x 6
1,800
Fill in the blank: 9 x ___ = (9 x 10) + (9 x 6)
16
35 x 7
245
Pedro gets 6 hours of sleep each night. How many hours does Pedro sleep in a month with 31 days?
186 hours
70 x 4
280
Estimate the product: 417 x 9
3,600
Haley solves 4 x 75 using the distributive property. She breaks the problem into (4 x 7) + (4 x 5). Is she correct? Why or why not?
No she is not correct. First she must multiply 4 x 70 because the 7 in 75 has a value of 70.
942 x 3
2,826
Section J in the theater has 8 rows. Each row has 13 seats. All tickets cost $7. If all the seats are sold, how much money will the theater collect from Section J?
$728
600 x 8
4,800
A farmer has an apple orchard with 9 rows of trees. There are 215 trees in each row. About how many trees are there in all?
1,800 trees
Which number belongs in the blanks?
34 x 8 = (30 x ___ ) + (4 x ___ )
8
879 x 9
7,911
The Basile family drove 8 hours to their vacation spot. They drove an average of 65 miles each hour. How many miles did they drive in all?
520
Theo buys 5 packages of paper. There are 600 sheets of paper in each package. How many sheets of paper does he have in all?
3,000 sheets
A bank teller has 8 rolls of coins. There are 45 coins in each roll. About how many coins does the bank teller have?
400 coins
Use the distributive property to solve 17 x 3
(10 x 3) + (7 x 3) = 30 + 21 = 51
7,512 x 4
30,048
Scholastic gave 3,965 books away to charity in the month of October. In November, they gave away twice as many books. How many books did they give away in November?
7,930
Nancy has $7,000 saved in her savings account. Joshua has 3 times as much saved in his account. How much money do they have saved ALTOGETHER?
$28,000
BTS throws away about 2,000 pounds of trash each year. About how much trash will we throw away in 5 years?
10,000 pounds
Use the distributive property to solve 28 x 9
(20 x 9) + (8 x 9) = 180 + 72 = 252
4,616 x 8
36,928
The town of Galveston has a population of 6,501 people. The neighboring town Westville has a population that is 3 times as great as Galveston's population. What is the population of Westville?
19,503 people