Powers of 10
Answer the problem in standard form:
40 x 104
400,000
Multiply:
924 x 23
21,252
3 km 4m = ______ m
3,004 m
A bookstore has 11 rows of shelves. Each row has 13 shelves. There are 3,146 books in the store. An equal number of books are placed on each shelf. How many books are on each shelf?
There are 22 books on each shelf.
5,300 divided by 20
265
Write the number in exponential form:
1,000,000
106
Multiply:
236 x 56 =
13,216
876 g 23 mg = ______ mg
876,023 mg
A factory makes 3,876 bags of rope. Boxes that each hold 19 bags of rope are sold for $15 per box. If the factory sells all the boxes of rope, how much money does the factory earn?
The factory earns $3,060
8,400 divided by 80
105
Write the number as a multiplication expression:
10,000
10 x 10 x 10 x 10
Multiply:
231 x 78 =
18,018
4,345 m 315 mm = _______ mm
4,345,315 mm
Toby buys 16 packs of trading cards. Each pack has 15 cards. He puts all the trading cards in a notebook. He fills 20 pages of it with an equal number of cards on each page. How many trading cards are on each page
There are 12 trading cards on each page.
6,555 divided by 57
115
Which number has a digit 3 with the same value as the 3 when 872,368 is multiplied by 100?
a. 912,356
b. 125,437
c. 397,612
d. 436,157
d. 436,157
872,368 x 100 = 87,236,800
30,000
Multiply:
157 x 98 =
15,386
8 km 235 m = _________ m
8,235 m
A box of name tags holds 18 name tags. A case of name tags has 25 boxes. Principal Song buys 17 cases of name tags. She gives an equal number of name tags to each of 42 classrooms. If she gives out as many name tags as possible, how many extra name tags does Principal Song have?
Principal Song has 6 extra name tags.
6,042 divided by 19
318
Which number has a digit 4 with the same value as the digit 4 when 947,320 is divided by 10?
a. 46,325
b. 34,897
c. 12,465
d. 495,731
b. 34,897
947,320 divided by 10 = 94,732
4,000
Multiply:
1,265 x 54
68,310
123 m 25 cm = ________ cm
12,325 cm
A farmer’s cows produce 9,548 liters of milk in 31 days. Each cow produces 28 liters of milk a day. The farmer feeds each cow 17 kilograms of hay each day. What is the total number of kilograms of hay the cows eat each day?
The cows eat a total of 187 kilograms of hay each day.
6,204 divided by 47
132