Multiplicative Comparisons
Write as a multiplicative comparison.
4x9=36
36 is 4 times as many as 9.
Paris has 72 beads, which is 9 times more beads than Elizabeth has. How many beads does Elizabeth have?
8 beads
Amy was playing a video game where she scores five points for each treasure she finds. If she found two treasures on the first level and eight on the second, what would her score be?
50
List the first ten multiples of 6.
6,12,18,24,30,36,42,48,54,60
4, 8, 12, 16, 20, 24, ...
What are the next three numbers?
28,32,36
45=9+9+9+9+9
Write this as a multiplicative comparison.
45 is 9 times as many as 4.
Easton has $20 to spend on birthday cards for his family. He needs to buy 8 cards. What else does Easton need to know to be sure he has enough money?
The cost of each card.
If John has 18 toy cars and buys 7 more, then gives 5 to his friend, how many toy cars does he have now?
20 toy cars
True or False.
65 is a prime number.
False
If the rule is "multiply by 4," what is the output for an input of 3?
12
Fill in the blank.
56 is 8 times as many as ____.
7
At a malt shop for every soda they sold, they sell 8 hamburgers. If they sold 24 burgers, how many sodas would they have sold?
3
In a garden, there are 60 flowers. 22 flowers were picked and 15 new flowers bloomed. How many flowers are there now?
53 flowers
Is 53 a multiple of 6? Explain how you know.
No, because there's nothing times 6 that is equal to 53.
Start at 4. Add 3, subtract 2. Stop when you have 8 numbers.
4,7,5,8,6,9
Carter has 7 apples. Niccari has 9 times as many apples as Carter. How many apples does Niccari have?
7x9=63
At the carnival, there were 28 people in line at the roller coaster. This is 7 times as many as were in line at the Ferris Wheel. How many people were at the Ferris Wheel?
4 people
At Adam's Restaurant a group with two adults and seven children came in to eat. If each meal cost six dollars, how much was the bill?
$54
List all the prime numbers under 20.
2,3,5,7,11,13,17,19
Start at 9. Subtract 3, then add 4. Stop when you have eight numbers.
9,6,10,7,11,8,12,9
A book costs 6 dollars, and a pen costs 3 times as much. The pen costs __ dollars.
$18
Carlos has 10 cookies. DJ has 3 times as many cookies as Carlos. Harley has twice as many cookies as DJ. How many cookies does DJ and Harley have?
Harley: 60
A pet store has nine bird cages. If each cage has eight parrots and two parakeets in it, how many birds does the pet store have total?
90
List all the factors of 100.
1,2,4,5,10,20,25,50,100
20, 35, 50, 65, 80
What is the rule?
ADD 15