Patterns when Multiplying a whole number by powers of ten
Julio is packing pencils into boxes for his school, each small box holds 102 pencils
he packed a total of 3 small boxes
how many pencils did he pack in total?
300 pencils
How many books are there on 10 shelves if each shelf has 10 books?
100 books
what is the product ? 623x64
39,872
find the product of 2.20 x 106
2,200,000
What do the two numbers (factors) represent in an area model when multiplying decimals?
A. The total area and the leftover amount
B. The dividend and the divisor
C. The length and the width of the rectangle
D. The product and the difference
C The length and the width of the rectangle
Multiplying by 10² is the same as multiplying by 100.
True or False
True
consider the inequality shown 10x10x10x10x10<b<107
what is the value of b?
106
Anita Rode her bicycle 78 miles on Monday and 9 times as far on Tuesday.
how far did she ride her bicycle on Tuesday?
24 Miles
How many Decimal places do you think are in the in the product of 2.25 x 6.25 x 0.50
there are 6 decimal places
what´s the product
12.51 x 3.2
40.032
When you multiply 0 number by a power of ten, the product is always 10.
True or False
False
If 3 X 10 means a Repetitive addition, what does 103 mean?
a) Repetitive Division
b)Repetitive Multiplication
c) Repetitive Subtraction
d) none of the above.
Answer: b Repetitive Multiplication.
A theater has 47 rows. Each row has 32 seats. If 1 ticket costs $8, what is the maximum income the theater can make if all seats are sold?
$12,032
What does multiplying a decimal by a power of ten do to the number?
A. It moves the digits to the left and makes the number smaller
B. It moves the decimal point to the right and makes the number smaller
C. It moves the decimal point to the left and makes the number larger
D. It moves the decimal point to the right and makes the number larger
Answer: D
Josep paper has been smudged and any decimals in the factors have been lost. Can you help explain Josep how to determine where the decimals could go? write a possible answer.
3251 x 42 =136.542
Answers: 32.51 x 4.2 or 3.251 x 42 or 325.1 x 0.42
How many zeros are there in the number you get when you multiply 5.20 by 10²² ?
21 zeros
The population of a city increases 10 times every year. If the population is 100 people now, what will it be after 4 years?
1,000,000 or 106 people.
Each Bottle of Juice contains 1.3 liters. A store receives 10 boxes and each box contains 1.5 bottles, how many liters of juice are delivered to the store in total.
19.5 liters
Luis is designing a small part of a park for a school project.
The miniature length of the park entrance is 0.0064 meters. He wants to convert it to the real-world size, which is 100 times bigger.
What is the real length of the park entrance in meters?
0.64 meters
Word Problem:
A printing company is preparing flyers for a Worldwide campaign.
Each city will receive 103 flyers.
There are 102 cities per country.
Question:
How many flyers does the company need to prepare?
106 flyers
A company produces 250 cans of soda every hour. The machines run 10 hours per day.
But on Sundays, the factory only runs for half the usual time.
How many cans are produced from Monday to Sunday?
16,250 cans