Multiplication as a Comparison
5 times as many as 8
What is 40?
Paul runs 2 laps around the gym. Carrie runs 6 times as many laps as Paul. How many laps does Carrie run?
Carrie ran 12 laps.
True or false?
45 is a multiple of 9
1X18, 2X9, 3X6
Write an equation and solve.
In a game, Tom scores 8 points in each of the first four round. He scores 2 points in each of the next three rounds. How many points does he score in all 7 rounds?
(8X4)+(2X3) = ?
Tom scored 38 points in all 7 rounds.
7 times as many as 4
What is 28?
There are 5 times as many tulips as rose bushes in a garden. There are 15 tulips. How many rose bushes are there?
There are 3 rose bushes in the garden.
True of false?
40 is a multiple of 6
Is 5 prime or composite? How do you know?
5 is prime. It's only factors are 1 and itself so it is prime.
Write an equation and solve.
A city had 62 millimeters of rain in January. That is twice the amount of rain the city had in February. How much ran did the city have altogether in Janurary and February?
(62/2) + 62 = ?
The city had 93 millimeters of rain altogether in January and February.
Draw and label a bar model to show a number that is 9 times as many as 3.
Looking for a bar model that shows one bar of 3 and then 9 bars of 3. A number that is 9 times as many as 3 is 27.
There are 9 school buses in the parking lot. There are 6 times as many cars as school buses. How many cars are in the parking lot?
There are 54 cars in the parking lot.
Give the first 5 multiples of 7
7, 14, 21, 28, 35
List all the factors for 24
1, 2, 3, 4, 6, 8, 12, 24
Write an equation and solve.
Maggie spends 12 hours in a week playing hockey. That is 4 times the number of hours she spends playing basketball. Altogether, how long does she spend playing both sports.
(12/4) + 12 = ?
She spends 15 hours playing both sports altogther.
Write a comparison statement for the equation
8 X 4 = 32
8 times as many as 4 is 32
4 times as many as 8 is 32
32 is 8 times as many as 4
32 is 4 times as many as 8
Leah has 3 times as many country songs as she has pop songs on her Iphone. She has 27 country songs. How many pop songs does Leah have?
Leah has 9 pop songs on her Iphone.
Give the first 5 multiples of 11
11, 22, 33, 44, 55
Linda puts 32 cupcakes into containers. She puts the same number of cupcakes into each container. List 2 ways she can arrange the cupcakes into the containers.
1 box of 32 cupcakes
32 boxes of 1 cupcake
2 boxes of 16 cupcakes
16 boxes of 2 cupcakes
4 boxes of 8 cupcakes
8 boxes of 4 cupcakes
There are 16 boys and 22 girls in drama class. The tables in class fit 5 students. Write and solve an equation to find out how many tables are needed so every student has a seat.
(16+22)/5 = 7 R3 --> There needs to be an extra table so the 3 remaining students have a seat.
8 tables are needed so every student has a seat.
Write two comparisons statements for the equation
3 X 7 = 21
21 is 7 times as many as 3
21 is 3 times as many as 7
7 times as many as 3 is 21
3 times as many as 7 is 21
Last week Eric played his guitar for 3 hours. This week, he plays his guitar 5 times as many hours as last week. How is the total number of hours Eric has played his guitar over the last two weeks?
Eric played his guitar for 18 hours over the two weeks.
Give the first 5 multiples of 12
12, 24, 36, 48, 60
Mike arranged cards for a game into 3 rows of 12 cards. What are two other ways he can arrange the cards so there is the same number of cards in each row?
1 row of 36 cards
36 rows of 1 card
2 rows of 18 cards
18 rows of 2 cards
4 rows of 9 cards
9 rows of 4 cards
Vans will carry fourth- and fifth-grade students on a field trip.There are 35 fourth-grade students and 43 fifth-grade students. Each van can carry 8 students. How many vans will they need to bring all the students on the field trip?
They will need 10 vans to bring all the students on the field trip.
(35+43)/ 8 = 9 R 6 --> You need an extra van to carry the remaining 6 students.