Understanding Ratios and Rates and GCF/LCM
Authored by Miranda Tidwell
Mathematics
6th Grade
CCSS covered
Used 3+ times
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11 questions
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1.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Find the GCF:
24, 60
(a)
Tags
CCSS.6.NS.B.4
2.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Find the LCM:
6, 15
(a)
Tags
CCSS.6.NS.B.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mark goes to the gym every 3 days, while his sister Riley goes to the gym every 5 days. If they both went to the gym today, how many days will it take for them both to be at the gym on the same day again?
15 days
5 days
3 days
1 day
Answer explanation
Mark goes to the gym every 3 days and Riley every 5 days. To find when they will both be at the gym again, calculate the least common multiple (LCM) of 3 and 5, which is 15 days.
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the ratio of red apples to green apples
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A recipe requires 3 cups of flour for every 2 cups of sugar. What is the ratio of flour to sugar?
2:3
3:2
1:2
2:1
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
A bag contains 5 green marbles and 10 yellow marbles. What is the ratio of green marbles to total marbles? SELECT ALL THAT APPLY! (Hint: you may need to simplify!)
1:2
1:3
5:15
10:5
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the missing number in the ratio table?
Tags
CCSS.6.RP.A.1
CCSS.6.RP.A.3
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