Greatest Common Factor (GCF)
Least Common Multiple (LCM)
Reducing Fractions
Equivalent Fractions
Adding Fractions
100
What is the GCF of 2 and 8?
2
100
What is the least common multiple of 5 and 10
10
100
Simplify 6/8
3/4
100
Give an equivalent fraction to 2/3
4/6 6/9 8/12 10/15 etc.
100
1/3 + 1/3
2/3
200
What is the GCF of 12 and 24?
12
200
What is the LCM of: 5 and 20
20
200
Simplify: 6/12
1/2
200
Give an equivalent fraction to 1/2
2/4 3/6 4/8 5/10 6/12 7/14 etc.
200
1/6 + 3/6
4/6 Or 2/3
300
What is the GCF of 25 and 125?
25
300
What is the LCM of 9 and 15
45
300
Simplify: 27/36
3/4
300
Are these fractions equivalent? 1/3 = 4/12
YES
300
3/6 + 1/2
1
400
What is the GCF of 33, 44, and 121?
11
400
What is the LCM of 2, 3, and 5?
30
400
Simplify: 40/100
2/5
400
Fill in the missing number. 3/4 = */16
12
400
1/3 + 1/5
8/15
500
What is the GCF of 36, 90, and 63?
9
500
What is the least common multiple of 2, 3, and 9?
18
500
Simplify: 33/100
Cannot be simplified. 33/100
500
Fill in the missing number. 7/8 = 49/*
56
500
1/6 + 2/3
5/6
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