GCF/ LCM
Fractions (Add + Subtract)
Fraction Conversion
Geometry
Word Problems I
Word Problems II
100
Find the LCM of 10 and 25.
50
100
20/4 - 15/4 =
5/4-----1 1/4
100
Convert 3 4/8 to an improper fraction.
7/2
100
Are 36° and 24° complimentary or supplementary angles?
Complimentary Angles
100
Luke was trying to expand his video game collection. He bought one-hundred fifty video games from a friend and bought twenty-seven more at a garage sale. If seventy of the games didn't work, how many good video games did he end up with?
Luke had 107 good video games.
100
Ava wants to rent a horse. A horse rentals cost $19.50 for a half hour. If Ava rents a horse for one hour and forty-five minutes, how much will it cost him?
It will cost Ava $68.25 to rent a horse for one hour and forty-five minutes.
200
Find the GCF of 40 and 24.
8
200
1/8 + 2/6 =
11/24
200
Convert 7 8/12 to an improper fraction.
23/3
200
Are 67° and 105° complimentary or supplementary angles?
Supplementary Angles
200
Joe and his brother played hockey in their living room. Each goal was worth 3 points. Joe scored 36 points. His brother scored 72 points. How many goals did they score altogether?
36 / 3 = 12
72 / 3 = 24
12 + 24 = 36
They scored 36 goals all together.
200
A container is 1/3 full of water and 1/4 full of oil. What fraction of the container is empty?
The container is 5/12 empty.
300
Find the LCM of 5, 6, and 15.
30
300
3/11 + 11/12 =
1 25/132
300
Convert 9 3/13 to an improper fraction.
120/13
300
What angle is complimentary to 27°.
63°
300
Grace is turning 96 and wants to invite the entire city of New York to her party. She goes to a printing company that has 6 machines to print her invitations.
All 6 printing machines together can print 222 invitations in a minute. How many invitations can each machine print per hour?
222 ÷ 6 = 37 Each machine can print 37 invitations per minute.
37 x 60 = 2,220 Each machine can print 2,220 invitations per hour.
300
Kathleen walked 3/5 miles each day for 8 days. On the 9th day, she walked 1 1/4 miles. How many total miles did Kathleen walk?
3/5 x 8 = 24/5
24/5 = 96/20
1 1/4 = 5/4 = 25/20
Kathleen walked 6 1/4 miles.
400
Find the GCF of 143 and 111.
11
400
4/7 - 1/5 =
13/35
400
Convert 99/12 to a mixed number.
8 1/4
400
What angle is supplementary to 159°
21°
400
In a cupcake factory, there are 104 assembly lines. Each assembly lines manufactures cars at the same speed.
There are 3 supervisors and 14 workers working on each assembly line. How many workers are there in total?
7 + 14 = 17
17 x 104 = 1768
There are 1768 workers in total.
400
Michael recorded the amount of water he used in one week for three activities.
What is the total amount of water, in gallons, recorded for these activities?
Michael used a total of 92 7/24 gallons.
500
Find the GCF of 72 and 96.
24
500
11/12 - 2/3 - 1/4 =
0
500
Convert 117/11 into a mixed number.
10 7/11
500
What is the complimentary angle to 77°
13°
500
In STEM club, there are 12 classes and 30 teachers.
On Friday, 5 classes went on a field trip today. How many students are left at STEM club?
12 – 5 = 7 classes left 7 x 35 = 245 245 students are left in the school.
500
Grace spent 2 1/4 hours checking the test papers of his 54 students from 2 sections in his mathematics course. In minutes, how much time did she spend checking each test paper?
2 1/4 = 9/4 hours spent checking
9/4 ÷ 54 = 1/24 hour
1/24 x 60 = 2 1/2 minutes
Grace spent 2/12 minutes checking each test paper.
600
Find the LCM of 10, 15 and 12.
60
600
29/30 - 8/15 - 1/5 =
7/30
600
138/15
9 1/5
600
What is a supplementary angle to 103°?
77°
600
Write an expression using “x” and then solve the expression. In a school each class has 35 students. According to the safety guidelines, one teacher is needed for every 25 students on a field trip. Therefore, x teachers went on the field trip with the 5 classes on Friday.
x = 35 x 5 ÷ 25
x = 7
7 teachers went on the field trip.
600
Reia is reading a novel that has 400 pages. She read 1 5 of the total number of pages yesterday and 3/10 of the total number of pages today. How many more pages does she need to read to finish the novel?
400 x 1/5 = 80 pages completed yesterday
400 x 3 10 = 120 pages completed today
400 – (80 + 120) = 400 – 200 = 200
She needs to read 200 more pages to finish the novel.